To separate the mixed audio signal into a treble, alto, bass, and then were sent to the corresponding treble, mid, bass speaker unit in playback, resulting in enhance the sound quality purposes. | Perfect HIFI sound quality: Make the treble clear, enrich the alto effect, and increase the intensity of the bass, freely enjoy clear and natural music. | High quality and super durability: wire wound ceramic resistor and high-quality metal film capacitors, ensure its large load power, long-term durability, never burnout. | Wide applications: Treble, alto and bass frequency dividing, widely used for 8-12inches speakers. | Circuit board design with precise cutouts and lines, free for welding, very suitable for DIY.

Enhanced data rate (EDR) conforms to the 2Mbps and 3Mbps modulation modes of the V2.0.E.2 specification. | Full speed Bluetooth operation, support for full Piconet and Scatternet. | Support Bluetooth connection through AT command, set baud rate, password, save parameters after setting parameters. | On-board 3.3V regulator chip, ROHS compliant, compact size. | Bluetooth UART RS232 serial converter module for easy transfer of UART data.

【Cassette to MP3 Converter】Convert audio music cassette tape to MP3 format without computer needed. Quickly converts your old cassettes - either manually or automatically - really handy and easy to use. | 【Portable Design】Lightweight & portable design enables you to play and transfer anywhere at any time. Each package comes with headphone, USB Cable, makes your listening and conversion easier. | 【Versatile Design】Works perfectly with any standard 3.5mm AUX jack, meaning you can use headphones, earbuds, or an audio port to your car speakers. | 【AA/USB Powered】 Lightweight and compact. It runs on battery or USB power. Besides，when it connect to USB power or connects to your computer, This cassette will not need a battery, which is easy to use. | 【After-sales Service】We will undergo strict inspection before delivery and you can rest assured to buy and use. If you dissatisfied of our Tape Converter, please contact us at any time online, we will try our best to help you solve any problems.

To separate the mixed audio signal into a treble, bass, and then were sent to the corresponding treble, bass speaker unit in playback, resulting in enhance the sound quality purposes. | Perfect HIFI sound quality: Make the treble clear and increase the intensity of the bass, freely enjoy clear and natural music. | High quality and super durability: wire wound ceramic resistor and high-quality metal film capacitors, ensure its large load power, long-term durability, never burnout. | Treble and bass dual frequency dividing: Widely use in treble and bass speakers, car full frequency speakers, or use treble/ bass alone. | Circuit board design with precise cutouts and lines, free for welding, very suitable for DIY.

Mini-type handheld mold, ergonomic characteristics, easy to carry | Only ''Read'' and ''Write'' two buttons, easy to operate | Adopting advanced chip, product integration is higher, more stable and reliable | Excellent program algorithm and circuit design reduce the power consumption and prolong battery life (Battery is not included in the package) | Widely used at community, school, office and other access control needed places

【Simple operation】 Easy to use and handle. Fixing clip for light leakage and degumming frame. | 【Strong compatibility】 Adjustable stand suitable for most mobile phones and tablet computers. | 【Wide range of applications】 General purpose fixtures. Mobile phones/tablets/computers can be fixed with fixing clips. | 【Maintenance tool】is used to clamp the equipment you have repaired. It is a maintenance tool accessory. | 【Strong fit】 Make the screen and perfect joint.

PLUG AND PLAY - No extra driver required, just directly plug it into USB connector, it will be recognized by your computer and install driver automatically. With interference preventer, effectively prevent the drive from external noise. Powered directly from the USB port, no external power required, compatible with USB 1.1 / 2.0 / 3.0. | WIDE COMPATIBILITY - 3.5-inch ultra-thin and lightweight USB external floppy disk is easy to carry, excellent for desktop and laptop computers. Supported operating system is for Windows 10 / 7 / VISTA / Windows 8 / XP / / 2000 / SE / 98.] | EFFICIENT FILES STORAGE - High-quality floppy drive disk keeps durable and very beautiful hard plastic shell. You could download your entire diskette documents into your computer with our drive, so you can store them into CDR's and portable hard drives. | TIME MEMORY STORAGE - Perfect to read old floppy disks, you could get photos of your kids when they were young, you also could find numerous treasured documents long ago stored on floppy disks. | PROFFESIONAL CUSTOMER SERVICE - The USB floppy disk can enjoy 6 months replacement warranty and 30 days money back, if you have any problem with our item, please contact us and we will help you.

【Main Function】Clean thoroughly without any water trace or scratches, and restore your records' quality | 【Working principle】Clean effectively, it will wipe out dust, fingerprint and other dirty marks remained on record, to perform a protection layer to keep away from stains | 【Usage】Use green formulation with no toxic substances and will not damage your record | 【Applicable types】Can be used for digital products cleaning and disinfection, such as phone, computer | 【Feature】Anti-static and durable, carbon fibers provide deep and gentle cleaning

The main board is made of good quality 3mm thick acrylic, lightweight, waterproof and durable. | Printing on the board is colorfast, the board has sleek surface, which is easy to write on and clean. | Hinge on the connecting part is flexible and durable, with magnet inside, can be used for long time without possibility of breakage. | Comes with a pen which can easily be wiped clean. Easy and convenient to use. | Widely applicable for shoot props/advertisement/home decoration/cosplay/background, etc.

Light-weight & mini sized body fits right in your hand | Plug abd Play--TF card and U disk can be inserted. TF Card / TF memory card that supports FAT16 / FAT32 file system | Build-in high sensitivity FM radio frequency module, the signal is excellent | Built-in 600mAh battery, which can last for up to 2-5 hours playing time(The actual playback time depends on the size of the volume) | Perfect portable speaker for outdoors & indoors: home, dorm room, kitchen, bathroom, car, parties, travel, sports, ect

Plug in Speaker--The speaker adopts a new and unique fashion design, "wireless" concept, and a compact body allows you to take it with you. | Easy to Operate-- Simply plug in the 3.5 mm audio jack to turn on the speakers, no need to wait. | Gaming Music Speaker--The sound is clear and strong, and the sound quality is clear. It can be widely used when you listen to music, watch movies, play games, etc. | Easy to carry‑small size, light weight, can be placed in a pocket, bag, briefcase, etc. Enjoy music anytime, anywhere. | Universal 3.5 mm Audio Jack--Compatible with all types of digital devices, supports 3.5 mm audio plugs for smart phones, tablets, laptops, PCs, MP3, and MP4.

Plug in Speaker--The speaker adopts a new and unique fashion design, "wireless" concept, and a compact body allows you to take it with you. | Easy to Operate-- Simply plug in the 3.5 mm audio jack to turn on the speakers, no need to wait. | Gaming Music Speaker--The sound is clear and strong, and the sound quality is clear. It can be widely used when you listen to music, watch movies, play games, etc. | Easy to carry‑small size, light weight, can be placed in a pocket, bag, briefcase, etc. Enjoy music anytime, anywhere. | Universal 3.5 mm Audio Jack--Compatible with all types of digital devices, supports 3.5 mm audio plugs for smart phones, tablets, laptops, PCs, MP3, and MP4.

Plug in Speaker--The speaker adopts a new and unique fashion design, "wireless" concept, and a compact body allows you to take it with you. | Easy to Operate-- Simply plug in the 3.5 mm audio jack to turn on the speakers, no need to wait. | Gaming Music Speaker--The sound is clear and strong, and the sound quality is clear. It can be widely used when you listen to music, watch movies, play games, etc. | Easy to carry‑small size, light weight, can be placed in a pocket, bag, briefcase, etc. Enjoy music anytime, anywhere. | Universal 3.5 mm Audio Jack--Compatible with all types of digital devices, supports 3.5 mm audio plugs for smart phones, tablets, laptops, PCs, MP3, and MP4.

The bluetooth receiver is small and delicate, and features a USB interface that plugs directly into your home stereo system without requiring any external wiring. Users can easily play music from 10 meters away via wireless bluetooth transmission. | It adopts the advanced bluetooth V2.1 (i.e., bluetooth EDR technology), so, data transfer rate have been raised to 2.1 Mbps that is three times as much as the current bluetooth technology, ensuring that the wireless audio transmission is more stable, in | Newest technology allows the bluetooth receiver to pair with up to six devices, which solves the problem that the user has multiple bluetooth devices. | The receiver is connected by USB interface and supports A2DP bluetooth stereo. Neither 3.5mm-to-rca nor 3.5mm-to-3.5mm audio cable is supported. | It can be used on car and plays an important role in answering phone. With it, your stereo becomes a bluetooth stereo, based on that your stereo can play music via USB.

Support APP: Phone Bluetooth ring remote control supports many kinds of mainstream short video APP, beauty camera, novel APP | Remote Control: Smart finger remote can be remotely controlled by 10m, easy to point and click over the air, more fun to play with your phone. | Ergonomic Design: Smart finger remote is suitable for different width fingers, charging port facing outward, indicator light to the right. | High Performance: Bluetooth button clicker is compact, large capacity, low power consumption, long battery life, charging 2H, continuous working 48H. | Easy Page Turner: Cell phone camera shutter remote can easily turn the page remotely, one key remote control, enjoy the comfort.

There are two main control chips on this board, and there is an SD card socket on the bac | The IDE interface is a 44-pin/2.0mm male connector | Advantages: small footprint, compact design and simple operation | Standard IDE interface: true-IDE mode, and supports DMA-33 transmission mode | Compliance with standards: SD specification Ver2.0, IDE / ATA-33 specification

Hold Ten Fingerprints: Fingerprint scanner can hold ten fingerprints, set fingerprints for multiple accounts, set fingerprints for each family member using a separate account, and automatically log in to their own accounts through fingerprints. | Compact Structure: Computer fingerprint reader is compact, easy to carry and store, low power consumption, universal interface, high reliability and easy to operate. | Scope of Application: Mini fingerprint reader is used for fingerprint access control machine, fingerprint root search, fingerprint attendance machine, fingerprint storage cabinet, one touch automatic operation, fingerprint printing, fingerprint lock, fingerprint security, fingerprint POS terminal fingerprint, fingerprint management hospital cover, intelligent monitoring equipment, etc. | 360 Degree Auto Calibration: 360 degree auto calibration and recognition function, press the correctly registered finger at any angle on the module to complete the comparison. | Multifunctional: Multi functional design, fingerprint collection, fingerprint registration, fingerprint matching and fingerprint search can be done independently.