C11 2 In 1 Bluetooth 5.0 Aux Adapter Audio Receiver Transmitter

1. Applicable types: computer, TV, projector (transmitting mode)/speaker, earphone, car machine, call (receiving mode)2. No need to drive, plug and play3. Bluetooth 5.0 Smart Compatible4. Receive/transmit two-in-one5. 10m transmission signal stability6. Built-in noise reduction HIFI sound quality7. Host size: 42 x 15 x 7.3mm8. Bare metal weight: 13g9. Input voltage: DC5V10. Elastic thread: natural length 45cm, stretched length up to 1M11. Interface: USB, 3.5mm