Brand Qiyin Model BT-968 Quantity 1 Color White + blue Bluetooth Version Bluetooth v3.0 + EDR Ear Coupling Over the Ear Talk Time 15 Hour Standby Time 180 Hour Operating Range 10 meter Compatibility Compatible with Bluetooth v3.0 / v2.1 / v2.0 / v1.2 / v1.1 Microphone Yes Power Supply Built-in Battery Built-in Battery Capacity 300mAh Compatible With Iphone 5 other cell phones with Bluetooth function BQB Certification No Other Features Interface: Mini USB; Stereo Hi-Fi sound performance; Built-in EQ balance; Anti-interference antenna design; Built-in high efficiency lithium rechargeable battery; Advanced DSP process; 360 degree hidden microphone design; Echo cancellation function; Phone calls and music two modes automatically switched. Packing List 1 x Bluetooth headphones 1 x Data cable (80cm) 1 x Chinese / English user manual