Brand N/A Model BH20A Quantity 1 Color Black Bluetooth Version v3.0 Ear Coupling Earbud Talk Time 4 Hour Standby Time 120 Hour Operating Range 10 meter Compatibility v2.0 v2.1 Microphone Yes Supports Music Format All Compatible With All bluetooth device Built-in Battery Capacity 70mAh Other Features Hook is removable; Ultra thin; With memory match echo elimination and voice dial function; Digital signal technology: DPS; Interface: Micro USB Packing List 1 x Bluetooth headset 1 x Earphone (50cm) 1 x USB cable (24cm) 2 x Earbuds 2 x Earhooks 1 x Chinese user manual