[Akos] wanted to control the volume on these devices with ... For another take, check out this USB volume knob with a nice weighty feel, courtesy of lead shot.

The contents are the QuadCast 2 unit, a cable (USB Type-C to USB Type-A), and ... At the bottom of the microphone are knobs for volume control and polarity switching. This is what the knob looks ...

Yanko Design has announced the HubKey 10-in-1 USB-C Hub ... rotate the knob to change the volume of your computer or press it to quickly mute its sound. This makes it easy to control your system ...