Velleman K4305 2 x 10 LEDs Stereo VU-Meter - Walmart.com
2pcs 35mm Panel Vu Meter 500vu With Backlight Sound Pressure Meter+ 1pc Vu Level Audio Meter Driver Board Dc/ac 6-12v Input - Home Theater Amplifiers - AliExpress
VU LED Indicator Schematic under Repository-circuits -27277- : Next.gr
Velleman K4305 Stereo Vu-Meter 2 X 10 Leds | TechEdu