RT02 USB Bluetooth Audio Adapter Receives Transmits 2-in-1 Bluetooth 5.0 Hands-free Talk Car Bluetooth Receiver

1. Bluetooth version: BT5.0 A2DP AVRCP2. Receiving distance: up to 10m / 33ft3. Pairing name: RT024. Transmission mode: red indicator light5. Receiving method: blue indicator light6. Dimensions: 32mm x 17mm x 8.5mm7. Package content:1x Bluetooth 5.0 audio transmitter and receiver1x 3.5mm auxiliary cable1x user manual8. Button description +": long press to switch to the next song; short press volume + "-": long press to switch to the previous song; short press volume "M": switch mode/pause/play/answer phone9. Note: The button can only be used in receiving mode10. Mode switching: Long press the M button to switch: red light on means switching to transmitting mode; blue light on means switching to receiving mode11. For computer: When using it on a computer it can be used to connect a Bluetooth headset or Bluetooth speaker. No audio cable or driver is needed plug and play (only audio cannot transmit data).12. How to use: Switch to transmission mode the red light flashes and turn on t