4 In 1 Bluetooth 5.3 Audio Transmitter Receiver Wireless 3.5MM USB Computer TV Adapter Car Dual Output For Speakers Headphones

Product introduction:

1:B53 is a USB+AUX 4-in-1 Bluetooth, which supports USB transmitting and receiving.
By toggling the switch, RX/TX mode is selected, which is easy to plug and play, and the receiving mode supports calls.

1 Product name: B53

2. Bluetooth version: V5.3

3. Frequency range: 2.402-2.480GHZ

4. Bluetooth protocol: RX-A2D2AVRCP TX-A2DP

5: Connecting devices: support one for one.

6: Supported format: SBC

7: Receiving mode: USB+AUX output, supporting calls.

8: Launch mode: USB+AUX input