Description:
USB Volume Control Knob for Android System PC Multimedia Type C External Media Adjustment Controller with RGB Light

Specification:
Item Type: USB Volume Control Knob
Material: Acrylic and PC
Size: Diameter: Approx. 50mm / 1.97in, Height: Approx. 28mm / 1.10in
Features: Customizable; Support shortcut keys
Support: For Android systems

How to Use:
Insert the USB cable, RGB lights will turn on. Press the knob for 2 seconds to turn off the lights, press again for 2 seconds to turn on the lights. Default volume control function, rotate CW to decrease volume, CCW to increase volume, press for mute.

Package includes:
1 x USB Volume Controller (Optional)
1 x USB C Data Cable