Product parameters: Horn: 40mm large drive Battery capacity: 500 mA Frequency response range: 20Hz-20KHz Maximum power: 30MW Charging time: 2 hours Playback time: 10 hours Audio interface: 3.5mm Charging interface: Micro USB interface Color: white, orange, blue, red, black. 1: The headset has a built-in memory card for easy use. 2: The earphone is made of wear-resistant skin friendly material and soft imitation protein ear cap. It can wrap your ears 360 degrees and wear for a long time without discomfort. 3: Built in high-density polymer lithium battery, charging only 3 hours, playing often up to 10 hours, super endurance. When you go out, you don't have to worry about the battery running low. 4: The earphone can be folded for convenient storage. Easy to appear, put in the bag will not occupy space. 5: The length of the headset can be adjusted according to different head shapes, which will bring you a more comfortable experience and make you enjoy music more easily. 6: The headset is equipped with a 3.5mm cable and socket, which can be connected to the audio cable of computer or mobile phone, making the game and music more free.