1. Compatible with Android / PC (Win XP / 7/8), Android TV.
2. Built-in 600mAh battery for up to 12 hours (with vibration) / 25 hours (without vibration).
3. Support Android 3.2 and higher, does not support iOS system.
4. Suitable for mobile phones under 6 inches.
5. Extended size: 45-95mm.