[FASTER DATA TRANSFER] Data transfer speed is up to 5Gbps, and Sync movies, music, and more in seconds. It supports up t[FASTER DATA TRANSFER] Data transfer speed is up to 5Gbps, and Sync movies, music, and more in seconds. It supports up to 3 Amps of power output for charging your devices.o 3 Amps of power output for charging your devices. | [DURABLE METAL BODY] The converter connector is gathered with aluminium alloy metallic minimalist, ensuring longer life span even plug in and unplug it hundreds of times. | Attached with PCB board, convenient for welding and wiring. | [APPLICATIONS] Type C interface is widely used in mobile phones, tablets, laptops, and extended data cables, charging heads, mobile power supplies and other digital accessories. | Package includes 5 piece male plug & 5 piece female socket.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy remoHOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design.val of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION:Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

Transmit signals between your RS232 ports over CAT5, CAT5E, and CAT5 network cables. Transmits signals up to 100FT. | RJ45 Pin Outs: 1-Blue, 2-Orange, 3-Black, 4-Red, 5-Green, 6-Yellow, 7-Gray, and 8-White. | DB9 Pin Definition: 1.CD(Carrier Detect); 2.RD(Received Data); 3.TD(Transmitted Data); 4.DTR(Data Terminal Ready); 5.GND(Ground); 6.DSR(Data Set Ready); 7.RTS(Request to Send); 8.CTS(Clear to Send); 9.RI(Ring Indicator). | High quality alloy transmission port reduce the transmission impedance and interference, environmentally ABS material, super wear-resistant. | The DB9 female to RJ45 adapter converts the pin configuration of the DB9 connector into the appropriate wiring scheme for an RJ45 connector, allowing you to establish a connection between devices that use these different interfaces. It is often used in scenarios where legacy serial devices need to be connected to a network infrastructure using Ethernet technologies.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy remoHOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design.val of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

Transmit signals between your RS232 ports over CAT5, CAT5E, and CAT5 network cables. Transmits signals up to 100FT. | RJ45 Pin Outs: 1-Blue, 2-Orange, 3-Black, 4-Red, 5-Green, 6-Yellow, 7-Gray, and 8-White. | DB9 Pin Definition: 1.CD(Carrier Detect); 2.RD(Received Data); 3.TD(Transmitted Data); 4.DTR(Data Terminal Ready); 5.GND(Ground); 6.DSR(Data Set Ready); 7.RTS(Request to Send); 8.CTS(Clear to Send); 9.RI(Ring Indicator). | High quality alloy transmission port reduce the transmission impedance and interference, environmentally ABS material, super wear-resistant. | The DB9 male to RJ45 adapter converts the pin configuration of the DB9 connector into the appropriate wiring scheme for an RJ45 connector, allowing you to establish a connection between devices that use these different interfaces. It is often used in scenarios where legacy serial devices need to be connected to a network infrastructure using Ethernet technologies.

HIGH QUALITY&DURABLE: Pure copper nickel plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION:Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

It is 4 Channel Isolated 5V 10A Relay Module, each relay can individually switch on/off by an opto-isolated digital input, Standard interface can be directly connected with microcontrollers and be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, DSP, etc., very convenient. | Equipped with high-current relay, maximum load: AC250V 10A, 15A 125VAC, DC30V 10A; Trigger current of opto-isolator: 5mA. | RELIABLE: Fault-tolerant design, even if the control line breaks, the relay will not move; With optical coupling isolation, triggering more reliable, more stable. | EASY to INSTALL: Equipped with screwed terminal plate and fixed bolt holes(diameter: 3.1 mm) on both sides for easy installation. | High/Low level trigger can be selected by jumper. Very versatile, you can reverse the input logic with the jumper.

HIGH QUALITY&DURABLE: Pure copper nickel plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | SOLDERLESS: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design. | REDUCE ERRORS: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

HIGH QUALITY&DURABLE: Pure copper nickel plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | SOLDERLESS: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | SCREW LOCK: The shell is locked with screws and nuts, which can avoid the disadvantages of not closing the shell tightly or large gaps. | Zinc Alloy Metal Shell: Anti-pressure; Anti-intreference; Anti-high temperature. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. Zinc Alloy Metal Shell: Anti-pressure; Anti-intreference; Anti-high temperature. | No Soldering Required: Adopt environmentally friendly insulated terminal block. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten. | SCREW LOCK: The shell is locked with screws and nuts, which can avoid the disadvantages of not closing the shell tightly or large gaps. | RELIABLE: Each product is equipped with 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | No Soldering Required. Adopt environmentally friendly insulated terminal block. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten. | SCREW LOCK: The shell is locked with screws and nuts, which can avoid the disadvantages of not closing the shell tightly or large gaps. | RELIABLE: Each product is equipped with a crimping ring, 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | .EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION:Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | REDUCE ERRORS: The terminal block area is clearly marked making proper termination virtually foolproof. | THINNER: The thickness is only 16mm, which is 4mm thinner than the normal solderless connectors, ensuring that the product can be used in a narrow space. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

Main chip: MAX3232; Operating voltage: 3.3V-5V; Interface: TX, RX, GND, VCC; Bauds: 300 to 115200. | Supports 3V to 5.5V power supply and provides bidirectional data communication at baud rates up to 115.2 Kbps. | This converter can be connected to an Arduino Serial pin (0,1) to convert standard Arduino TTL to RS232. It allows Arduino talk to hundreds of RS232 devices. | This converter uses MAX3232-based level shifter for converting TTL (Transistor-Transistor Logic) -level serial to standard RS232 serial. | Application: RS232 is widely used in radio modifications,phone flash, XBOX360 flash, GPS, vehicle detection, DVD flash, hard disk repair set-top box upgrade. It can be used to program STC MCU, NXP MCU, Renesas MCU, STM32 MCU, N+-2EC MCU.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | REDUCE ERRORS: The terminal block area is clearly marked making proper termination virtually foolproof. | THINNER: The thickness is only 16mm, which is 4mm thinner than the normal solderless connectors, ensuring that the product can be used in a narrow space. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy remoHOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design.val of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION: Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | Stable Transmission: This DB15 Solderless Breakout Connector adopts 26AWG double-layer shielded cable and copper crimp terminals, which has stable signal transmission and good shielding effect. | DB15 line sequence color comparison table: 1. Black; 2. Brown; 3. Red; 4. Red and white; 5. Orange; 6. Yellow; 7. Yellow and white; 8. Green; 9. Green and white; 10. Blue; 11. Purple; 12. Gray; 13. White; 14. Pink; 15. Light green. | The cable length is 1.5m/5Ft, the compact and simple design is easy to carry and place, easy to use and resistant to bending and stretching. | WIDELY APPLICATIONS: It can connect all kinds of rs232/rs485 and other communication protocols devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | Stable Transmission: This DB15 Solderless Breakout Connector adopts 24AWG double-layer shielded cable and copper crimp terminals, which has stable signal transmission and good shielding effect. | DB15 line sequence color comparison table: 1. Black; 2. Black and white; 3. Brown; 4. Brown and white; 5. Red; 6. Red and white; 7. Orange; 8. Yellow; 9. Green; 10. Blue; 11. Purple; 12. Gray; 13. White; 14. Pink; 15. Light green. | Zinc Alloy Metal Shell: Anti-pressure; Anti-intreference; Anti-high temperature. | WIDELY APPLICATIONS: It can connect all kinds of rs232/rs485 and other communication protocols devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

HIGH QUALITY&DURABLE: Pure copper nickel plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. The housing is designed with a folding buckle for easy assembly and disassembly without tools. | HIGH COMPATIBILITY: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication. | HOMMIZATION:Each set of products is equipped with a set of cable pressing plate to prevent easy removal of the connected wires; Shell with non-slip design. | INTUITIVE: All signal ports are clearly named and labeled on both sides of the board for quick wiring.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | Stable Transmission: This HDB15 VGA Solderless Breakout Connector adopts 24AWG double-layer shielded cable and copper crimp terminals, which has stable signal transmission and good shielding effect. | VGA DB15 line sequence color comparison table: 1. Black; 2. Black and white; 3. Brown; 4. Brown and white; 5. Red; 6. Red and white; 7. Orange; 8. Yellow; 9. Green; 10. Blue; 11. Purple; 12. Gray; 13. White; 14. Pink; 15. Light green. | Zinc Alloy Metal Shell: Anti-pressure; Anti-intreference; Anti-high temperature. | MULTIPLE FUNCTIONS: Suitable for VGA 3+9/3+7/3+6/3+5/3+4/3+2 cables and various communication interfaces.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | Stable Transmission: This DB25 Solderless Breakout Connector adopts 26AWG double-layer shielded cable and copper crimp terminals, which has stable signal transmission and good shielding effect. | DB25 line sequence color comparison table: 1. Black; 2. Brown; 3. Brown and white; 4. Red; 5. Red and white; 6. Red and black; 7. Orange; 8. Orange and black; 9. Yellow; 10. Yellow and white; 11. Yellow and black; 12. Green; 13. Green and black; 14. Blue; 15. Blue and black; 16. Purple; 17. Purple and black; 18. Grey; 19. Grey and black; 20. White; 21. White and black; 22. Pink; 23. Pink and black; 24. Light green; 25. Light green and black. | The cable length is 1.5m/5Ft, the compact and simple design is easy to carry and place, easy to use and resistant to bending and stretching. | WIDELY APPLICATIONS: It can connect all kinds of rs232/rs485 and other communication protocols devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

DURABLE: Solid pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | SOLDERLESS: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | SCREW LOCK: The shell is locked with screws and nuts, which can avoid the disadvantages of not closing the shell tightly or large gaps. | REDUCE ERROR: All signal ports are clearly named and labeled on both sides of the board for quick wiring. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | Stable Transmission: This DB9 Solderless Breakout Connector adopts 26AWG double-layer shielded cable and copper crimp terminals, which has stable signal transmission and good shielding effect. | DB9 line sequence color comparison table: DB9 line sequence color comparison table: 1. Black; 2. Brown; 3. Red; 4. Orange; 5. Yellow; 6. Green; 7. Blue; 8. Purple; 9. Gray. | The cable length is 1.5m/5Ft, the compact and simple design is easy to carry and place, easy to use and resistant to bending and stretching. | WIDELY APPLICATIONS: It can connect all kinds of rs232/rs485 and other communication protocols devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. | Stable Transmission: This DB9 Solderless Breakout Connector adopts 24AWG double-layer shielded cable and copper crimp terminals, which has stable signal transmission and good shielding effect. | DB9 line sequence color comparison table: 1-black, 2-brown, 3-red, 4-orange, 5-yellow, 6-green, 7-blue, 8-purple, 9-grey | Zinc Alloy Metal Shell: Anti-pressure; Anti-intreference; Anti-high temperature. | WIDELY APPLICATIONS: It can connect all kinds of rs232/rs485 and other communication protocols devices. Such as computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | REDUCE ERRORS: The terminal block area is clearly marked making proper termination virtually foolproof. | THINNER: The thickness is only 16mm, which is 4mm thinner than the normal solderless connectors, ensuring that the product can be used in a narrow space. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

HIGH QUALITY&DURABLE: Pure copper plated joints, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life. The outer casing is made of environmentally friendly PP engineering material, which is soft and durable. | EASY TO USE: No welding required, 128 type environmental protection copper terminal design, no need for soldering iron and cumbersome tools, easy wiring. | REDUCE ERRORS: The terminal block area is clearly marked making proper termination virtually foolproof. | THINNER: The thickness is only 16mm, which is 4mm thinner than the normal solderless connectors, ensuring that the product can be used in a narrow space. | WIDELY APPLICATIONS: It can connect all kinds of serial devices. Such as computer and tax control machine, digital camera,PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.