USB Volume Control Knob, USB Volume Control Knob One Key Mute Volume Controller for Computer Laptop Plug and Play PC Speaker Audio Adjuster Compatible with Win 10/8/ 7/ Vista/XP/MacOnline

This USB volume control knob is especially designed for computer, it’s compatible with many systems.

USB powered, plug and play, easy to connect to computer, adjusting volume via the rotating knob conveniently.

Supports one button mute function, just press the knob once to enter the mute state and press again to restore the sound.

Equipped with 2m (6.6ft) long USB cable for more flexible use, suitable for desktop computer or laptop.

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Made of high quality metal, sturdy and durable. With anti-slip mats in the bottom, stable to use, perfectly fits for watching videos or playing games.