Speaker One Key Mute Lossless Audio Control Knob Metal Knob

Notice: the only difference between two versions is in the knob material, one is plastic that pervious to light more beautiful, one is aluminum alloy more solid. Features Powerful functions and support user-defined: in normal mode, just rotate the knob to adjust the volume, and short pre the knob to play/pause the music, rotate and short pre the knob to skip to previous or song etc. Support 4 kinds of modes and each mode with its own LED indicator, all functions as the following shows: Mode/Operation ↶ ↷ ↓ ↓+↶ ↓+↷ 1(Blue) Volume - Volume + Mute/Unmute Previous song song 2(Green) Volume - Volume + Ctrl+Alt+N Ctrl+Alt+← Ctrl+Alt+→ 3(Light Blue) ← → Ctrl+Alt+N Volume - Volume + 4(Blue / Green) Ctrl+← Ctrl+→ Ctrl+Alt+N Ctrl+Alt+← Ctrl+Alt+→ Strong compatibility and durable: support all computer syst such as Win10/8/7/XP/Vista/Mac, no need for any install driver, plug and play, adopting integrated design of volume knob and USB cable, to avoid poor contact and damage of USB interface after long time use. Lole sound quality and wide range of use : adjust the volume directly from the operation system, paive design and no physical contact with audio devices, no noise or any other effects will generated to spoil your HiFi enjoyment, very suitable for watching videos, playing games, activities, wedding, meeting, celebration, performance and so on. Considerate design and m ini size: with 7 kinds of LED indicator settings to provide much fun and playability. The base made of aluminum alloy, very solid and durable. The knob with smooth plastic and textured metal versions to choose. And adding 4PCS rubber feet for anti-skidding that can be placed steadily on the desk.

Warm tips:

1. From the color of LED light, we can clearly know what mode it is now: Mode 1(Blue light flashing), Mode 2(Green light flashing), Mode 3(light blue light flashing), Mode 4(Blue and green light flashing by turns).

2. During long time transportation, the knob may be preed down and cannot work normally, you can pull out the knob from the potentiometer and then insert it in the proper position.

Parameters Base material: aluminum alloy Knob material: plastic / aluminum alloy (optional) Operation mode: 4 kinds LED indicator mode: 7 kinds Color: Black Connention port: standard USB (gold-plated) Length of cable: 1.7m / 66.93in Dimensions of base(W*D*H): 50*81*24mm / 1.97*3.19*0.94in Diameter of knob: 32mm / 1.26in(Plastic) / 40mm / 1.57in(Metal) Height of knob: 25mm / 0.98in( Plastic) / 20mm / 0.79in(Metal) Package dimensions(W*D*H): 130*90*80mm / 5.12*3.54*3.15in Net weight: 125g / 0.28lb(Plastic) / 131g / 0.29lb(Metal) Package weight: 200g / 0.44lb Packing List 1*USB Volume Controller 1*User Manual About shipping
Shipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

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