Color White Brand Nameblue Model ST-11 Material ABS Quantity 1 Piece Shade Of Color White Ear Coupling In-Ear Bluetooth Version V4.0 Operating Range 10m Radio Tuner No Microphone Yes Supports Music Yes Connects Two Phones Simultaneously Yes Applicable Products PS3IPHONE 5IPHONE 4IPHONE 4SIPHONE 3GIPHONE 3GSIPODIPADOthersIPHONE 5SIPHONE 5CAndroid Cell Phones Built-in Battery Capacity 60 mAh Battery Type Li-polymer battery Talk Time 3 Hour Music Play Time 3Hour Standby Time 120 Hour Plug Specifications OthersUSB 2.0 Other Features One for two cellphones; Stereo headset; Voice prompt; Voice answer; Apt-x codec; Battery states showed on IOS devices; Support A2DP AVRCP HSP HFP; Chip: CSR BC8645 Packing List 1 x Bluetooth headset 1 x USB cable (62cm) 2 x Earbud caps 1 x Chinese / English user manual