Color Black + Gold Model KG-5012 Material Plastic Quantity 1 Piece Shade Of Color Black Ear Coupling Headband Bluetooth Version V3.0 Operating Range 10m Radio Tuner Yes Microphone Yes Supports Music Yes Connects Two Phones Simultaneously No Applicable Products IPHONE 5IPHONE 4IPHONE 4S Built-in Battery Capacity 300 mAh Battery Type Li-polymer battery Talk Time 6~8 Hour Music Play Time 6~8 Standby Time 240 Hour Plug Specifications OthersUSB Other Features FM: 87.5~108MHz; Interfaces: TF card slot 3.5mm mini USB; Supports TF card up to 16GB Packing List 1 x Headphone 1 x USB cable (80cm) 1 x Audio cable (120cm) 1 x Chinese / English user manual