Car Aux Bluetooth Receiver And TF Card Mp3 Player with High Quality Sound

"1, Size: 34*59*13mm; Weight: 23g 2, Bluetooth 5.0; Chip: JL AC7006. 3. Battery Capacity: 200mAh, Charging for about 2 hours. 4. Use time: 10 hours; standby 200 hours 5. Support Bluetooth, TF card playback, compatible with audio devices with 3.5mm input interface (car, speakers, headphones, etc.) 6, 3.5 pin detachable