One Button Mute Function The one button mute function of the emeet USB volume knob can be used with the eMeetLink software. When you need to use the one button mute function, you can realize one button mute by selecting the conference mode in emeetlink. When listening to music, one key mutes the microphone and one key pauses the music. As a supplementary configuration of the computer, you don't need to use the mouse or keyboard when listening to music or answering the phone.Volume ControlGood voice control. Rotate the button of EMEET pc volume control to increase or decrease the volume as needed, there is no need for you to return to the computer desktop for operation. Great for listening to music, watching movies, meeting, chatting, or wherever life takes you.Music SwitchingWhen using the computer to listen to music, the EMEET volume knob can provide music switching function, which can switch and pause music without mouse control. When you encounter a song you don't like, you can quickly switch. When the call bell suddenly rings, you can also quickly pause the music.Visibility of Lights & Custom Button ModeGood visualization. When using the eMeet media controller, you don't need to worry about whether the microphone is muted. The mute icon on the screen and the red light of the product can avoid the embarrassment of forgetting to turn off the microphone. By downloading eMeetLink, the usb volume knob can customize the key mode design, change the way of using the controller, and bring a better user experience.Plug and Play & Strong CompatibilityEMEET usb volume controller is connected with USB cable without installing driver, which realizes plug and play. About device compatibility, the usb volume control can be compatible with windows and Mac systems. about software compatibility, windows can be compatible with all call software, When using zoom on the Mac, the one click mute function is incompatible with zoom, but other functions of the controller can be used normally.