1. Bluetooth version: V3.0+EDR
2. Transmission power: class2
3. Frequency range: 2.4-2.48GHz
4. Working distance: 10meteres
5. Charging time: 3 hours
6. Talking/playing music: 10 hours
7. Support playing high quality music
10. Recharging USB cable and beautiful packing included
11. Support mobile phone with bluetooth function
12. Colour: black/white/red/blue