T11 2 In 1 USB Bluetooth 5.0 Transmitter And Receiver Audio Adapter With LCD Screen?Black?

1. Material: plastic2. Input voltage: DC5V3. Suitable for: computer TV projector (transmitting mode)/speaker earphone (receiving mode)4. Transmission rate: 100 Mbps5. Effective working radius: 10 meters6. Bluetooth standard: 5.07. Working frequency: 2.4 MHz8. Input interface 3.5MM audio9. With LCD screen you can directly select the device to be paired10. Built-in AEC echo cancellation and ANC cancellation circuit to restore the real sound effect11. Drive-free switch in one second12. Small and exquisite easy to carry13. Product size: 62x25x13.3 mm14. Product weight: 30 grams