All styles have the same function Only size difference (see picture below)
Professional users such as weddings, conferences, celebrations, performances, etc. are recommended to choose large-size products
This USB volume adjuster can directly control the computer operating system volume. It also can adjust volume by OTG leads to connect mobile phone, car computer, set-top box and other Android devices.
Features
Strong Construction: made of metal shell and ALPS rotary shaft, equipped with breathing light and come with USB cable.
With one key mute function, when you are listening to music, just press the knob, it will stop at once and back to music when you press again.
Disconnect the audio lead or malfunction, it wouldn’t affect the sound quality and make a noise.
This volume control knob supports Win10/8/7/Vista/XP/Mac, once you insert it to your computer, it can start to work; with OTG cable, it can also work for phone.(Note: some phones can&x27;t work, for replacing Android native sound control program , such as Samsung.)
A great volume control tool for watching videos, playing games, even will be the best volume controller for activities, wedding, meeting, celebration and so on.
Simple Operation: turning the knob to turn up and down volume, press the knob to make it mute, press down the knob and turning to adjust volume more quickly; keep pressing the knob for 8s, it will enter night mode, breathing light will stay on.
Blue breathing light is interacted with operation. Soft blue light indoor and in the evening and you can adjust it lighting or closing.
Parameters
Support operation systems: Windows (XP/Win7/Win8/Win10, etc); Mac; Linux;Android.
Shell material: Aluminum
Color: Black silver
USB wire length: 1.5m
Size: Small 60*50 mm / Large 80*70 mm
Connections
Insert the volume regulator into the computer USB port; the audio output device directly inserts into the computer 3.5mm earphone hole.
(As long as the sound is from computer, built-in speakers, external speakers, earphone, power amplifiers, hotel mixer or 7.1 surround speakers can be used.)
Package Includes
1* Volume Adjuster
1* 1.5m USB Lead