Material: ABS
Product color: black gray, black green, black red
Bluetooth version: 4.1
Chip solution: chuangjie 2008
Mode of wearing: hanging ears
Audio track: true stereo
Headphone battery: 170 mah
Product features: super long standby, 17 hours music play, 18 hours or so voice calls, ear-hanging mode, hard to shake, apple and android phones support battery display, true stereo, only 12g headset, wearing comfort for a long time...