Bluetooth Receiver Transmitter 2-in-1 Car AUX Aircraft TV Wireless Audio Transmitter with Cable

Product features: 1. Bluetooth Bluetooth V5.4 2. Automatically connect back to the paired Bluetooth device 3. No device connection for ten minutes, automatic shutdown 4. 7 hours of music playback at full power Step 5 Answer privately 6. RX, TX receiver and transmitter Technical parameters: Charging voltage: 5V Working current: 16mA ± 2mA Shutdown current: 15uA ± 2uA Charging time: 50 minutes Working hours: Approximately 7 hours Battery capacity: 150mAh Bluetooth version: Version 5.4 Bluetooth transmission distance: 10M straight line Bluetooth standard: 5.4 Model: J55 Bluetooth Audio Adapter Operating Frequency: 100 (MHz) (MHz) External power supply: with external power supply Whether plug and play: plug and play Interface: AUX Effective working radius: 15 (m) (m) Transfer rate: 100 (Mbps) (Mbps) Package: 1 * Bluetooth receiver transmitter