# Robaux SWT16 Bill Of Materials

### Basics

1 x `Arduino Nano`, `UNO` or `clone`

16 x `Push button` or `Robaux GRD44 & 4x4 Silicone keypad`

1 x `Illuminated push button`

16 x `Leds`

18 x `Jacks 3,5 Mono`

1 x `Jack 3,5 Stereo`

19 x `220 Resistor`

19 x `10K Resistor`

2 x `104 Capacitor`

16 x `1N4148 Diode`

4 x `74HC595`

2 x `CD4021BE`