Bluetooth 5.0 Receiver Transmitter NFC Bluetooth Audio Adapter FM Stereo AUX 3.5mm Jack RCA Optical Wireless For TV/PC/Headphone<br> Using Bluetooth 5.0 chip design, stronger compatibility and stability.<br> Upgrade the NFC function, the mobile phone can be connected with one touch.<br> Bluetooth receiving (RX), Bluetooth transmitting (TX), FM transmitting three-in-one design.<br> Equipped with high-definition LED digital display, working status and Bluetooth mode are clearly visible.<br> Built-in digital to analog chip, support digital optical fiber, coaxial, AUX, RCA interface.<br> Cool breathing light, red/blue color, soft and not dazzling.<br> Built-in 500mAh rechargeable lithium battery, long battery life.<br> Support USB (U disk), TF card playback and transmission.<br> Support FM transmission, and the frequency can be adjusted from 87.5 to 108.<br> Support 5~8 meters infrared remote control, all kinds of functions are readily available.<br> The product connection is simple, without any cumbersome driving and downloading APP.<br> Specifications:<br> Product name: NFC Multifunction Bluetooth Adapter<br> Product model: M6<br> Bluetooth version: Bluetooth V5.0<br> Support protocol: RX: A2DP AVRC TX: A2DP<br> Working frequency band: 2.402GHz -2.480GHz<br> Sensitivity: -85dBm