Gemma-Powered NeoPixel LED Sound Reactive Drums By Ruiz Brothers (Adafruit) · Example build · 7 views · 0 remixes Light a drum kit from inside: each shell gets a NeoPixel strip, a mic amp and a GEMMA in a small printed case hung on the shell 0SaveRemixCopy link Estimated parts cost DifficultyModerateParts1 part · 4 pcs Start the assembly guide →