External USB Volume Control Knob Mute Button For Desktop Computer Laptop Blue (blue)

Specification:
1. Item: Volume Control Knob
2. : Black, Blue
3. Material: Aluminum Alloy
4. Connector: USB
5. Dimension: 62*50*39mm
6. Supported Systems: Windows 7/8/10/XP, For , Vista, Android

Features:
1. A gadget to control volume of your computers, rotate the knob the turn up or down the volume.
2. one-key mute function, press the knob to turn off the sound.
when you listen to music and the phone call is coming, you could quickly turn off the sound with this USB volume control knob.
3. With breathing light displaying, long press the knob for 8s, it will enter the night mode and the breathing light will stay on.
4. Widely compatible, supports for , windows and android systems. It also supports OTG function, use a otg adapter, you could also use it with your mobile phone.

Package Included:
1 xExternal USB Volume Control Knob Mute Button for Desktop Computer Laptop










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