Touch Sensor Jog Wheels : High resolution, touch-sensitive jog wheels enable the user to DJ like in analog mode when scratching or mixing;

触点传感器轻推转轮： 当进行搓盘或混音时，高分辨率，触觉敏感轻推转轮能使用户和DJ像在模拟方式下进行。

youdao

On the right edge, you'll notice a volume jog dial for incoming chat audio and a backlit button for switching between speaker and headset mode.

ENGADGET: Turtle Beach XP Seven Series headset review: a new era of tournament-grade gaming audio