AFK-A10 NFC Bluetooth Receiver Transmitter AUX Car Speaker Receiver 1. Support Bluetooth reception, Bluetooth transmission, TF card playback 2. Using Bluetooth 5.0 parsing chip, the transmission sound quality is better 3. Support NFC short distance pairing, NFC wireless connection when pairing 4. Smart bluetooth device, widely compatible, support all audio devices 5. Lossless sound quality, NFC touch connection, Bluetooth receiving and transmitting, TF card transmitting 6. Support USB playback, plug and play 7. Support 3.5mm2RCA inputoutput 8. Smart bluetooth device, widely compatible, support all devices with audio 9. Built-in signal antenna, the signal has no dead angle 10. Three modes (receiving mode, transmitting mode, TF mode), one-key switching 11. NFC touch to connect, no need to connect manually 12. Built-in high-quality decoding chip, high-definition stereo sound quality 13. Effective range: 10-15m 14. Operating frequency: 2.4MHz 15. Interface: 3.5mm2RCA 16. Transmission rate: 24Mbps 17. Working power supply: DC5V 18. Frequency response range: 10-20000Hz 19. Dimensions: about 62 x 62 x 20mm 20. Net weight: 38g