1. Support function: Bluetooth/TF card/USB
2. Product size: 62 x 62 x 73.7 mm
3. Speaker size: 52mm/32 external magnet
4. Output power: 5W
5. Battery capacity: 300 mA
6. Bluetooth transmission distance: 10 meters
7. Charging time: about 1 hour
8. TF card supports 32G (maximum)
9. Note: due to different batches, there is a color difference