Description:USB Multimedia Volume Controller Pc Speaker Computer,You Can Use It For Listening To Music, Watching Movies/Videos, Playing Games, And Even For Family Gatherings, Office Meetings, Weddings And Other Celebrations.Features:1.Excellent Quality2.Wonderful Usage ExperienceRotate The Multimedia Knob To Adjust The Volume.With One Key Mute Function, Just Press The Knob When You Are Listening To Music, The Music Will Be Stopped And Start Playing If Pressing The Knob Again.3.Sturdy And DurableUSB Volume Control Knob Is Made Of High Quality Metal Shell And Equipped With Solid Rotary Shaft And Removable USB Cable, Which Makes This Audio Adjuster Not Only Durable But Also User Friendly.4.Driver FreeOlume Control Knob Supports Win10/8/7/Mac, Once You Insert It To Your Computer, It Will Begin To Work. Plug And Play, No Driver Required, You Can Directly Adjust The Volume By Rotating The Knob.5.Delicate And ConvenientEasy To Carry And Use Thanks To Its Mini Exquisite Design. Combined With Aluminum Alloy And Awesome Black Appearance, The Whole USB Volume Control Knob Looks More Atmospheric And Fashionable.6.Non-Slip DesignWith Heavy Metal Blocks Placed Inside The Base As Well As 3 Anti-Slip Mats Stick To The Bottom , This Volume Controller Is Pretty Steady. Not Easy To Move.Specifications:1.USB Multimedia Volume Controller Knob Pc Speaker Computer Volume Controller USB Volume Controller2.How To Use This Multimedia Knob:3.Mute/Unmute: Press The Knob To Mute The Computer, Press Again To Unmute.4.Volume Adjustment: Turn The USB Volume Knob Clockwise To Increase The Volume, And Turn The Knob Counterclockwise To Decrease The Volume.5.Previous Song/Next Song: Press And Hold The Knob, Then Turn Clockwise To Switch To The Next Song, And Turn Counterclockwise To Switch To The Next Song.Feature Of Product:1.Compatible With Micro USB / Type-C / USB3.0 And Other Interfaces2.Plug And Play, No Drive3.Metal-Plated USB Port Is More Stable And DurableProduct Specifications:1.Size: About 97x61x17mm2.Weight: About 0.14kg3.Material: High Quality Aluminum Alloy4.Colour: BlackPackage Included: 1 X USB Volume ControllerNotes:1.Transition:1cm=10mm=0.39inch2.Please Allow 1-3mm Error Due To Manual Measurement. Pls Make Sure You Do Not Mind Before You Bid.3.Due To The Difference Between Different Monitors, The Picture May Not Reflect The Actual Color Of The Item. Thank You