LIUHUI Computer Volume Controller with Bluetooth,External Volume Control Knob with One-Click Mute Function and 3 Volume Control Modes, USB Volume Knob for Win 7/8/1/Mac, Gift for Loved Ones(Black) 0 Remote Controller  (Multicolour)

【USB Computer Volume Controller】: This controller features a 360° knob for precise volume adjustments and a one-touch mute function, providing you with convenient control over your computer's audio output.With heavy metal blocks placed inside the base as well as 4 anti-slip mats stick to the bottom , this volume controller is pretty steady,Not easy to move.Ideal Chirstmas gift for music fans, geek and Youtubers 【BT 5.1 Audio Transmitter】: With this transmitter, you can effortlessly pair your computer with BT-enabled headphones or speakers, ensuring a seamless and quick connection for wireless listening without any hassle.he USB volume control knob is made of high quality metal shell and equipped with solid rotary shaft and removable USB cable, which makes this audio adjuster not only durable but also user friendly 【Product Interface Operation Instructions】:This volume control knob supports Win10/8/7/Mac, once you insert it to your computer, it will begin to work. Plug and play, no driver required.The adapter is powered by Type-C, offering a convenient plug-and-play experience. In external sound card mode, you can simply plug your headphones into the 3.5mm headphone jack and listen to your computer's sound without having to crawl under the desk to find the headphone jack 【USB Decoding Player】: This U disk player supports a wide range of audio formats including MP3, WAV, WMA, APE, and FLAC. It also offers features like fast forward, rewind, and folder switching, allowing you to enjoy your music in various ways.When you listen to music, simply press the knob to pause the music, press it again to play the music, as well as the Next, Back, and Volume buttons to adjust the volume from 0% to 100% 【Delicate and convenient】：Easy to carry and use thanks to its mini exquisite design. Combined with aluminum alloy and awesome black appearance, the whole USB volume control knob looks more atmospheric and fashionable.Built in Bluetooth long-range antenna ,Linear barrier free transmission is stable and not lagging,15 meter signal transmission