Description: Product Name: NFC Multi-function Bluetooth-compatible Adapter Product Version: Standard/Remote Bluetooth-compatible version: Bluetooth-compatible V5.0 Battery: 3.7V/500mAh Use time: listening to music for about 10 hours, standby for 30 days Transmission distance: 10m (barrier-free) Interface: 3.5mm AUX/2RCA/COAXIAL/OPTICAL Input parameters: DC 5V-2.1A(MAX) Support protocol: A2DP/AVRCP Product size: about 92x65x20mm How to use: free drive Product color; black Product material: high strength fireproof PC Product Weight: Standard Edition Basic functions : Bluetooth-compatible reception, Bluetooth-compatible transmission, U disk playback, T F card playback, infrared remote control, key operation, digital optical/coaxial input, NFC Supported equipment: all kinds of speakers, desktop computers, notebook computers, TVs, power amplifiers, projectors Features: 1. Support NFC: Built-in chip, touch this receiver to directly connect to NFC mobile phone or other Bluetooth-compatible devices that support NFC. 2. First Receiver with Ambient Light: Our NFC Bluetooth-compatible receiver illuminates with colorful ambient light when you turn it on. Here"'"s what gives you a sense of atmosphere and also helps you operate assistive devices in the dark. Multiple interface options to meet various equipment needs: rich interface, diverse gameplay. Built-in digital-analog chip, easy to support various audio devices, AUX/RCA/Optical/coaxial interface plug and play. 3. Remote wireless connection: The effective distance can reach 120 meters, which can control long-distance music playback. 4. Support automatic on/off: use the charging cable to connect the car or other power sources. When the car starts or has power, it will automatically turn on and automatically connect to the last connected device. When the car is turned off, it will automatically turn off. Packing list: 1 x NFC Bluetooth-compatible receiver 1 x remote control 1 x audio cable 1 x red and white RCA lotus thread 1 x charging line 1 x instructions in English Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you don"'"t mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.