This is an all copper shutter release button, brings you comfortable experience when taking photos. | Decorate your camera, which will make your camera look more fashionable and elegant. | The surface is painted to ensure no fading and long service life. | Suitable for any shutter button with threaded hole. | Suitable for Fujifilm / Leica / Rolleiflex, etc.

USB Audio Controller: support sampling rate of 32KBz, 44.1khz (driver or application support is required for the two) and 48KHZ in digital recording, 48KHZ in analog recording, and 48KHZ in digital/analog audio playback. | In digital playback mode, it receives audio streams from the PC via USB port and transmits audio data according to AES/EBU, IEC60958, SPDIF interface standards. | Only R and L channel PCM audio of 5.1 channel can be transmitted in digital playback. In analog play mode, it supports 6-channel codecs for analog play. | In digital recording mode, it receives SPDIF digital audio input and sends it back to PC via USB. | Adopt high quality material, sturdy and , long service life, stable performance. | | | | |

Optical Glass Lens: The lens is made of optical glass, coated with light reduction technology, high definition grinding treatment, almost no color shift, high light transmittance, and the lens has waterproof, oil proof, anti ouling, and scratch resistant properties. | Aluminum Alloy Frame: The frame is made of aluminum alloy material, which is sturdy and durable, and long service life. | Good Features: The 52mm camera lens filter features ultra low color cast, ultra high definition, low reflection. | Compact and Portable: The filter is compact and easy to carry, with a storage box, which can be placed in a pocket or a backpack for carrying. | Applicable Lens: The 52mm lens filter is ompatible with 52mm filter aperture lens, providing you great using experience.

High quality Aluminum alloy grip, | Buit-in Stainless steel screw in accord with the global standard size | Simple for work and convenient for installation | Design with large external diameter and fit most cameras and camcorders | Suitable for most shooting situations | | | | |

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.

Usage: A crossover is a device that separates the sound of different frequency bands, amplifies them separately, and then sends them to the corresponding frequency band speakers for playback. | Superior Performance: 3 way crossover has large capacitor, high power inductor, high power special aluminum film resistor, excellent heat dissipation and longer service life. | One High and Two Low, Easy Wiring: 3 way frequency divider supports three way three crossover, one high and two low; with terminal block, easy wiring. | Widely Applicable: 3 way speaker crossover is suitable for various single 10 inch, 12 inch, 15 inch, 18 inch professional conference stage speakers. | Premium Material: 3 way passive crossover is made of premium PCBA material, strong and , wear resistant and pressure resistant, long service life. | | | | |

Compatibility: Bluetooth compatible audio transmitter, headset audio converter adaptor suitable for Switch, for PS5, for PS4 and TV. | Plug And Play: This Bluetooth audio transmitter adaptor is BT 5.2 version, supports one drive two, plug and play, and transmition is low latency. | Good Entertainment Experience: Can be connected with bluetooth compatible speaker and headsets, without distance restrictions. | Easy To Use: audio transmitter adaptor supports two headphone connection at the same time, fully enjoy the gaming. | Long Distance : About 20m / 65.6ft long distance , built in independent antenna, enlarge the singal. | | | | |

The Bluetooth adapter is a USB adapter that will connect to most Bluetooth audio devices when you plug into for PS4 USB slot. | Made of high quality material, strong and durable. | Support A2DP, HFP (A2DP: Send music from PC to Bluetooth headset. Audio format: 44.1K sampling, double channels, 16bits wide. HFP: Realize Bluetooth headset voice talkback. Audio format: 8K sampling, mono channel, 16bits wide). | The Bluetooth Protocol is implemented on Dongle and the host is independent. As long as the host supports USB Auido and plug in USB BT Dongle, audio signals of the host can be sent to Bluetooth terminal devices through Dongle. | USB 5V power supply, turn on the power, then the Bluetooth will be activated automatically.

Wireless numeric keypad come with indicator light, working status is clear at a glance | This mini keypad adopt 2.4G wireless connection, easy for you to use anytime and anywhere | The product support for Microsoft/Android/OS X system, come with ultra slim shape | 35‑key numeric keyboard, add "comma" key, which will meet you needs of numeric input | This keypad is plug and play with simple operation, mini portable size is easy to carry

【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.

Support APE FLAC WAV WMA MP3 FLAC lossless format. Support USB disk / SD / Bluetooth / FM / LIN / CLOCK modes. | Support USB sound card. With digital clock function. | Comes with remote control operation. Support multiple EQ sound modes, mute. | Supports music play from USB disk / SD card. Support power off memory function. | Support Bluetooth hands free calls. Support DC 12V + 5V Micro USB 5‑pin input.

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

Clean thoroughly without leaving water marks. | Environmentally friendly formula, non- substances, no harm to the record. | It can effectively remove dust, , fingerprints and other on the of the record. | Form a protective layer to make difficult to adhere. | the charm of records.

Applicable Scene: Using sophisticated production technology, the print head is ideal for Hero 3.1 5.1 4.2 and other printers. | Easy Installation: Very easy to install, light weight, small size. Can be used after installation. | Premium Materials: Made of ABS, this print head is strong, , not easy to damage, and has a long service life. | Great Replacement: Great printheads for replacement and backup to make your printing easier and smoother. | Excellent Accuracy: Equipped with this print head, the printer will print the paper with excellent accuracy, the print head guarantees printing. | | | | |

Adopt 32-bit CPU design for high integration and reliable performance. | Connect to the device via the floppy drive interface. Easy to install. | Adopt a universal USB flash drive. No special process required. | The internal comes with 720K memory. The software implements format conversion, the memory can be used for data storage, and the power is reserved when encountering short-cut. | Support the file of the root directory of the U disk and 999 files.

HIGH QUALITY PLASTIC: This woofer diaphragm is made of high quality plastic material, which is durable. | BASS DIAPHRAGM: Enhance the bass effect of the speaker and eliminate the disturbance of the airflow of the cabinet. | FULL RANGE SPEAKER: This DIY subwoofer has a full range speaker bass enhancement effect. | THE MAIN FUNCTION: The main function of this speaker diaphragm is the speaker, woofer, and bass vibration. | PRODUCT SIZE: The product size is Approx. 92x92x22mm / 3.6x3.6x0.9in, the distance between adjacent screw holes is 61mm / 2.4in, and the distance between diagonal screw holes is 85mm / 3.4in.

【HDMI to RCA Converter】The MINI HD input to AV signal converter which will convert HD input video signal or audio signal to AV(CVBS) composite video signal and the FL/FR stereo audio signals, while support DVI system sideline signals. | 【HDMI 1.3 Input】Compatible with HDMI 1.3, Supporting two formats of PAL and NTSC output with a select switch. Output the audio synchronization with video. High bandwidth capability support 1920x1080@60Hz. | 【Wide Compatibility】HDMI to AV Adapter Suitable for TV Stick, Blu-Ray, DVD player, Xbox 360, Wii, PC, HD camera and more. | 【Esay to Use 】Plug and play without any drivers, portable and flexible. If the power supply is insufficient, please external power supply. (In most cases, external power supply is not required) | 【Service Guarantee】If you have any quality problems, please feel free to contact us, we will provide you with a satisfactory solution, please feel free to buy without any worry.

for Computer Laptop TV etc: The switch can be used with most devices equipped with standard high definition multimedia interface ports and Compatible with most electronic products. | 1080P HDMI Splitter: With high resolution, user can watch audio in high definition; using this switch, user can enjoy the most luxurious video and audio. | Bi‑Direction HDMI Switcher: This switch 1 in 2 out or 2 in 1 out can connect two high definition multimedia interface sources to one display, or connect one source to switch between two displays (only one display is displayed). | Mini HDMI Switch: With small in size, light in weight, this bi-direction switch is easy to remove. | Simple Install: The switch is easy to install, plug in the high definition multimedia interface cable directly, and then press the button.