2 In 1 Bluetooth Receiving Transmitter AUX Car Adapter TV Computer Audio Transmitter

1. Bluetooth version: 5.12. Transmission distance: about 15 meters (under barrier-free conditions)3. Interface: 3.5mm audio interface4. Frequency response range: 10Hz-20HKz5. Signal to noise ratio: less than 110dB6. Transmission rate: 3Mbps7. Function: send and receive 2 in 18. Battery capacity: 140mAh9. Weight: about 49 grams10. Size: about 6×2 cm