M03 2-in-1 Bluetooth-compatible 5.2 Audio Receiver Transmitter Fingerprint Touch Stereo Aux Wireless Adapter Receive mode: connect the audio playback device of the wired device to receive the Bluetooth-compatible signal for wireless playback Launch mode: connect to an audio output device,emit Bluetooth-compatible signals,and play them over paired wireless 3.5mm interface,suitable for a variety of equipment on the market. It is convenient and fast,and has Bluetooth-compatible function when plugged in Fix the problem of the TV not connecting to the Bluetooth-compatible headset. Enjoy immersive movie-watching experience Car speakers instantly upgrade Bluetooth-compatible call/listen to music/navigation,sound quality is clear Bluetooth-compatible 5.2 chip,stable and fast signal,listen to the song without delay Specifications: Model: M03 Battery capacity: 150mAh Product size: 76*24*12mm Transmission distance: 10m Product function: Bluetooth-compatible audio transmitter/receiver two-in-one Indicator light: Charging mode: Red light Receiving mode: When Bluetooth-compatible is not connected,the blue light flashes quickly,and the blue light stays on when the connection is successful. In TF card mode,the blue light flashes once for 1 second when reading the card,and the blue light stays on when the pause is on Transmitting mode: When transmitting,the green light flashes quickly,and the green light stays on when the transmission is successful. In TF card mode,the green light flashes once for 1 second when reading the card,and the green light stays on when the pause is on Package included: 1 x Bluetooth-compatible Adapter 1 x Charging Cable 1 x English User Manual