Color Black + Red Brand Bluedio Model R Material ABS Quantity 1 Set Ear Coupling Headband Bluetooth Version V3.0 Operating Range 20 Meters (depending on your environment) Radio Tuner Yes Microphone Yes Supports Music Yes Connects Two Phones Simultaneously No Applicable Products iPhone 5iPhone 4iPhone 4siPhone 3GiPhone 3GsiPodiPadOthersiPhone 5siPhone 5c Built-in Battery Capacity 650 mAh Battery Type Li-polymer battery Talk Time 23 Hour Music Play Time 23 Hour Standby Time 430 Hour Plug Specifications OthersStandard USB cable Power Supply 5V Other Features MF frequency: 88MHz~108MHz; Fashion and light With TF card slot Packing List 1 x Bluetooth earphone 1 x USB charging cable (1 meter) 1 x Pounch 1 x Multilingual user manual