Quantity   Component name
1 × Raspberry Pi Zero W (without soldered header) <a target="_blank" rel="noopener noreferrer" href="https://www.raspberrypi.org/products/raspberry-pi-zero-w/">https://www.raspberrypi.org/products/raspberry-pi-zero-w/</a>
1 × Digitalrooster-Mk3b Audio Extension Board <a target="_blank" rel="noopener noreferrer" href="https://www.digitalrooster.dev/mk3b">https://www.digitalrooster.dev/mk3b</a>
1 × Long (15mm) 2.54mm connection header to stack the extension boards on the Raspberry Pi (Digikey 3M156504-72-ND)
1 × Adafruit PiTFT2.8” capacitive touch 1983 Note: there are two types sold under the same name: one with buttons (Mfg Part No. 2423) and without buttons (Mfg Part No. 1983) I use the 1983 without buttons (Digikey 1528-1423-ND)
1 × 40 Pin Female Header 2,54mm for instance MPE Garry 094-2-040
1 × Some small speakers ca.3-5W 4Ω for instance Adafruit Speaker <a target="_blank" rel="noopener noreferrer" href="https://www.adafruit.com/product/1314">https://www.adafruit.com/product/1314</a>
1 × Grayhill rotary encoder 61C11-01-08-02 Total Luxury! <a target="_blank" rel="noopener noreferrer" href="https://www.digikey.de/products/de?keywords=61C11-01-08-02">https://www.digikey.de/products/de?keywords=61C11-01-08-02</a>
1 × The 3D printed Case