1. Bluetooth version: 5.2
2. Interface: 3.5AUX
3. Transmission rate: 200Mbps
4. Operating frequency: 2.4MHz
5. Effective working radius: 15m
6. Battery capacity: 300mAh
7. Ultra-long battery life, solve the limitation of audio devices
8. Pairing two devices, share your fun without disturbing others
9. Bluetooth 5.2 chip, transmission is more stable
10. Size: about 47.5 x 47.5 x 16.3mm