Brand iFound Model F01 Quantity 1 Color Black+champagne Bluetooth Version V3.0 Ear Coupling Earbud Talk Time 4 Hour Standby Time 80-120 Hour Operating Range 10 meter Compatibility V3.0 Microphone Yes Built-in Battery Capacity 100mAh Compatible With the product which its version is V3.0 BQB Certification No Other Features Support models: mobile phone tablet PC or laptop computer with bluetooth function. Radiation protection low noise easy using high efficiency. Packing List 1 x Headphone 1 x Ear hook 1 x Single headphone (length:45.5cm) 1 x USB cable(length:74cm) 1 x Chinese user manual