Quantity   Component name
1 × Raspberry Pi Zero W
1 × Arduino Nano
1 × Rotary encoder
2 × 2 Inch 10W 8 Ohm Speaker https://www.jaycar.com.au/shielded-2-inch-10w-8-ohm-full-range-speaker/p/AS3032?pos=16&queryId=1560c54d59b3ef8a51a8db2ae9d1863c&sort=relevance
1 × Generic stereo amplifier module
1 × ST7920 Dot Matrix LCD
1 × DS1307 RTC module
1 × Large Arcade Pushbutton https://www.ebay.com.au/itm/133765290692?hash=item1f25085ac4:g:ArUAAOSw64VgpQAv