USB Volume Control PC Computer Speaker Audio Volume Remote Controller Knob with One Key Mute Function Support Win7 8 10 XP Mac Vista Android

- Strong Construction: the USB volume control is made of metal shell and ALPS rotary shaft, equipped with breathing light and come with USB cable. - With one key mute function, when you are listening to music, just press the knob, it will stop at once and back to music when you press again. - This volume control knob supports Win10/8/7/Vista/XP/Mac, once you insert it to your computer, it can start to work; with OTG cable, it can also work for phone.(Note: some phones can't work, for replacing Android native sound control program , such as Samsung.) - A great volume control tool for watching videos, playing games, even will be the best volume controller for activities, wedding, meeting, celebration and so on. - Simple Operation: rotating the usb volume knob to turn up and down volume, press the knob to make it mute, press down the knob and turning to adjust volume more quickly; keep pressing the knob for 8s, it will enter night mode, breathing light will stay on.