Color White + Black Model N/A Material Silicone Quantity 1 Piece Bluetooth Version V3.0 Operating Range 15m Standby Time 160 Hour Applicable Products PS3Iphone 5Iphone 4Iphone 4SIphone 3gIphone 3gsiPodIpadOthersSmartphones w/ bluetooth Battery Type Li-polymer battery Built-in Battery Capacity 190 mAh Plug Specifications US Plug (2-Flat-Pin Plug) Power Supply 100~240V Other Features 1" screen; Supports language: simplified Chinese / English; Can dial call display incoming call number; Quality sound just as cellphone; Can check short message QQ and WeChat information; Stereo music sound; Can set incoming ring cane set quiet or vibration; With functions of stopwatch calendar alarm clock and anti-theft alarm. Packing List 1 x Wrist watch 1 x Cable (60cm) 1 x Chinese / English user manual 1 x Charger