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Made of metal shell; ALPS rotary shaft supports 30 anchor points every lap & 360° infinite rotation; Accessories: USB cable(1.5m); One 10 Fe balance block built inside makes you feel more texture; 3M non-slip pads to keep your volume controller in place; Size: 8.2*7*5cm
Simple usage: Just insert it to your computer, then it will start to work; if you use it with OTG cable, it can also work for phone；Knob control：one key mute function--just one press on the knob, it will stop immediately and back to music when you press again
Supports Win10/8/7/Vista/XP/Mac；Application：use it for watching videos, playing games, even will be the best volume controller for various activities, wedding, celebration, meeting, performing and etc; Safe for using because the controller is not connected to the audio cable which will easily dropped and causing noise
Advantages: Compare with the potentionmeter volume regulator which connects 3.5mm AUX wire in series, no need to install any driver or software on your PC to drive this volume regulator, it will work once you plugging on the device; The USB volume adjuster directly adjusts your Windows volume which won't cause distortion and noise
A breathing light built under the volume knob; In default mode, the breathing light only lights on under every pressing on the knob; If you want the breathing light lights on all the time especially at night, long-press the knob for more than 8 seconds then the volume controller will be set to night mode