Function:
1 Supports one-key mute function. Simply press the knob to instantly mute state, press again to restore the sound for simple and easy use.
2. USB connection, plug and play, connect the power of your computer, then turn the knob to adjust the volume of your computer easily and quickly.
3 External volume control knob is specially designed for computer, compatible with Win 10/8/7 / Vista / XP / OSX
4 Equipped with a USB cable length of about 2m/6.6ft which is suitable for use with desktop or laptop computer.
5 Features a metal shell, non-slip button pad, sturdy and durable, computer volume control knob for watching videos or playing games.
How to use:
1 Press down to switch silent mode.
2. Press counterclockwise to switch to previous song. Press clockwise to switch to the next song.
3 Raise the volume counterclockwise and lower the volume clockwise.
Specifications:
Item Type: USB Volume Control Knob
Material: Aluminum alloy
Cable Length: Approx. 2 Meters / 6.6 Feet
Package List:
1 x USB volume control knob 1 x USB cable
1 x User Manual