Color to choose : Blue , Grey, Black
3.5mm jack and USB dual input mode let your headphone can fit almost all audio sources, like phones,mp3,or PC etc.
The hidden omni-directional microphone automatically picks up your voice with remarkable clarity.(works in USB mode only).
Recharge by using the universal mini-USB cable¡ªeven while you¡¯re still playing; 2-hour charging,6-hour enjoyment.