Model BH260 Quantity 1 Color Black + Grey Bluetooth Version v2.1 Ear Coupling Headband Talk Time 20 Hour Standby Time 100~180 Hour Operating Range 10 meter Compatibility Mobile phone / Notebook / PC / Mac Microphone Yes Radio N/A Supports Music Format N/A Power Supply Built-in Battery Built-in Battery Capacity 320mAh Other Features Support EDR A2DP technology; Folding and retractable; Headband adjustable for easy wearing. Certification CE / FCC Packing List 1 x Bluetooth Headphones 1 x EU plug power adapter (100~240V) 1 x USB cable I85cm) 1 x Chinese / English user manual