Quantity   Component name
1 × Arduino Mega 2560
1 × Adafruit FX Soundboard with amplifier built in
1 × Adafruit 16x32 RGB Matrix
4 × SPST toggle switches for configuration and power Game length, service length, personal vs. generic names and power on-off
6 × Momentary pushbuttons for score point and 'undo point' etc Generic for 'undo', manual switch serve, and reset but big and lighted for score point
1 × Adafruit LCD 16 x 2 lines with i2c backpack for showing configuration switch settings
1 × Adafruit 1.2 inch 7 segment LED Shows score
1 × Adafruit .58 inch 7 segment LED Shows matches won
1 × Enclosure I used a wooden wine bottle box
2 × Speakers Generic 8 ohm
1 × 5 v power adapter 4 A - the matrix and soundboard both are 'beefy'