Color Black Brand No Model HZ2037 Material Plastic Quantity 1 Piece Shade Of Color Black Bluetooth Version V3.0 Operating Range 10 Standby Time 192 Hour Applicable Products IPHONE 5IPHONE 4IPHONE 4SIPADOthersDevices with bluetooth Battery Type Li-polymer battery Built-in Battery Capacity 120 mAh Other Features Auto shift between music play and phone call; Noise reduction earphone provides high quality sound effect; With 3.5mm Jack for cellphone; Music control: play pause stop skip (subject to cellphone); Talk time: 6 hours; Standby: 8 days. Packing List 1 x Bluetooth adapter 1 x Earphone (80cm) 1 x USB cable (60cm) 1 x English manual