AIMOS USB Audio Volume Controller, Volume Adjuster Rotary Volume Control Knob Computer Speaker Control Switch For Win7/8/10/XP/Mac/Vista, Android Smart Phone (Black)

• Our USB volume controller knob is made of metal shell; ALPS rotary shaft supports 30 anchor points every lap & 360° infinite rotation. ( Note: The LED light won't be stay on, the light will slowly disappear within 15 seconds if you don't rotate it.)
• This volume controller knob support Win 10/8/7/Vista/XP/Mac,it can start to work once you insert to your device, and it can also work for phone with OTG cable.
• With one key mute function, when you are listening to the music, just press the knob, it will stop at once and back to music when you press it again.
• Advantages: No need to install any driver or software on your PC to drive this volume regualtor, it will work once you plugging on the device; The USB volume adjuster directly adjusts your Windows volume which won't cause distortion and noise.
• Application: use this volume controller for watching videos, playing games, even will be the best volume controller for various activities, wedding, celebration, meeting, performancing and etc; Safe for using because the controller is not connected to the audio cable which will easily dropped and causing noise.

Material: aluminum shell Product size: 6,3x5x4 cm USB cable length: 2M How to use this USB volume controller knob? Connections: 1. Insert the volume controller into the USB port of your PC; then directly inserts audio output device into the computer's 3.5mm earphone hole. 2. Just insert it to your computer, then it will start to work; if you use it with OTG cable, it can also work for phone. Simple operation: Turning the knob to turn up or down volume, press the the knob to make it mute, press down the knob and turning to adjust quikly. Knob control one key mute function--just one press on the knob, it will stop immediately and back to music when you press again Supports Win10/8/7/Vista/XP/Mac Note: The LED light won't be stay on, the light will slowly disappear within 15 seconds if you don't rotate it. Package includes: 1 * USB Volume Control 1 * USB Cable 1 * User Manual(English)