Features: - Stereo output from built-in FM radio - Manual or auto-searching radio stations function - 4 pre-set favorite radio stations - FM radio can be used without connecting with a phone - Switching between music and phone calls* * Mobile phone must support A2DP Specifications: - Bluetooth speciification v2.0 class 2 - Supports Bluetooth Headset & Handsfree profiles - Rechargeable Li-Polymer Battery - Talk Time: Up to 6.5 hours^ - Music Playing Time: up to 6.5 hours^ (including Radio Playing Time) - Standby Time: up to 150 hours^ - Compatible with i.Tech 110 ~ 240Vac switching power charger