Mini USB Volume Control Knob Audio Adjuster with 4.9ft USB Cable PC Speakers Switch Control Module PC Speaker Computer Audio Multimedia Controller Digital Remote Control

Specifications: Support operation systems: Windows (XP/Win7/Win8/Win10, etc); Mac; Linux; Vista; Android. Shell material: Aluminum Color: Black body & Silver knob LED Light: Blue USB cable length: 1.5m Size: 6 * 5 * 4.5cm (L*W*H) Connections: Insert the volume regulator into the computer USB port, then directly inserts audio output device into the computer's 3.5mm earphone hole. Support third-party development or by matching the specific software, you can achieve the define programming on the 6 kinds of operations to achieve a series of computer operations. Package Includes: 1 x Volume Adjuster 1 x 1.5m USB Cable