DROK USB Volume Control Knob - Computer Speaker External Volume Control with 1-Key Mute Function, Programmable, Compatible for PC/Mac/Android

DROK USB Volume Control Knob - Computer Speaker External Volume Control with 1-Key Mute Function, Programmable, Compatible for PC/Mac/Android

【Programmable for PC】 Please see the video to learn more. Open a blank txt file, then short press the knob and connect to the USB port. Enter the Windows/Mac mode to programme key combination for this controller. Strong Construction: the USB volume control is made of metal shell and ALPS rotary shaft, equipped with breathing light and come with USB cable. With 1 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. 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'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: rotating the usb volume 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.

Description:
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.
Disconnect the audio lead or malfunction, it wouldn’t affect the sound quality and make a noise.
Japan ALPS rotating encoder (30 anchor points every lap) has comfortable touch and durable. 16MHz imported main control chip and NEC/Samsung imported electronic components make it more efficient.
Switchable USB cable is common with usual mobile phone charging cables.
Blue breathing light is interacted with operation. Soft blue light indoor and in the evening and you can adjust it lighting or closing.
Big chassis, metal body, HIFI appearance, stable using, without movement, 1 finger operation, quick reaction and multifunction.

Parameters:
Support operation systems: Windows (XP/Win7/Win8/Win10, etc); Mac; Linux; Vista; Android.
Shell material: Aluminum
Color: Black silver
USB wire length: 1.5m
Size: 8*7* 5.2cm

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* USB Volume Control
1* 1.5m USB Lead