T11B 2 in 1 USB Bluetooth 5.0 Transmitter & Receiver Audio Adapter with LCD Screen(Black)

1. Material: plastic 2. Input voltage: DC5V 3. Suitable for: computer TV projector (transmitting mode)/speaker earphone (receiving mode) 4. Transmission rate: 100 Mbps 5. Effective working radius: 10 meters 6. Bluetooth standard: 5.0 7. Working frequency: 2.4 MHz 8. Input interface 3.5mm audio 9. With LCD screen you can directly select the device to be paired 10. Built-in AEC echo cancellation and ANC cancellation circuit to restore the real sound effect 11. Drive-free switch in one second 12. Small and exquisite easy to carry 13. Product size: 62x25x13.3 mm 14. Product weight: 30g