This awesome earphone will be a wise choice for you to enjoy music. You can use the two headphones together or individually, very convenient. Advanced microphones with noise reduction offers excellent conversation quality. Features - Color: Black. - Size: 2.75x4x6.2cm - Charging box capacity : 300mA - Earphone capacity : 50mAh - Automatic startup : Support - Battery display : support - Automatic match : support - Talk : 40h (need to cooperate charging case) - You can use the headset together or individually, very convenient. - Portable charging, plug in the box to charge immediately, charging dock can also be used to charge phone. - Lightweight and ergonomic, won’t feel hurt after long time wearing - .0 wireless technology and dynamic unit, enjoy better sound and calling. - A great your friend and family. Package list: 1 Pair x Headphones