VAYDEER Volume Controller USB PC Speaker Amplifier Switcher Audio Adjuster Mute Function Support for Win7/8/10/MAC

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Great using experience: Turn the multimedia knob to adjust the volume.With one key mute function, just press the knob when listening to music, the music will stop, press the knob again to start playing. Sturdy and Durable: The USB volume control knob is made of high quality metal shell and equipped with a sturdy rotating shaft and detachable USB cable, making this audio adjuster not only durable but also user-friendly. Wide Compatibility: This volume control knob supports Win10/8/7/XP/Vista/Mac/Linux and starts working when inserted into your computer. Plug and play, no driver required, you can adjust the volume directly by turning the knob. Delicate and convenient: Mini exquisite design makes it easy to carry and use. Combined with aluminum alloy and great black appearance, the whole USB volume control knob looks more atmospheric and fashionable. Non-slip design: With heavy metal blocks inside the base and 4 anti-slip mats pasted on the bottom, this volume controller is quite stable. It's not easy to move. Description: Why do you need a multimedia controller knob? Perfect volume control tool for listening to music, watching videos, playing games, weddings, meetings, celebrations and other activities. How to use: Volume adjustment: Turn the USB volume knob clockwise to increase the volume, turn the knob counterclockwise to decrease the volume. Next/previous song: Press and hold the knob and turn clockwise to change to the next song, and counterclockwise to change to the previous song. Mute/Unmute: Press the knob to mute the computer, press again to unmute. 1 Knob 5 Operations: Turn the knob left and right Press the knob short/long Press and hold the knob and turn left/right Features: Drive-free, plug and play Gold-plated USB port is more stable and durable Compatible with Type-c and other interfaces Specifications: -Color: Black -Material: Premium Aluminum Alloy