Meters' $130 Level Up gaming headset doesn't add up to as much as I'd like when applying objective criteria, but its retro-ish style with on-earcup illuminated VU meters, full-bodied stereo and 7. ...

The device connects to a computer via USB thanks to the PIC 18F2550 which he’s used in his past VU meter projects. One of the design choices he made was to use a switching power supply.