All you need for setting up the electronic parts of the eWindw is:

needed electronics

1. Raspberry Pi 3

2. Raspberry Pi Universal Powersupply

3. Raspbeery Pi Camera module V2

5. USB Stick 32MByte size or larger (every eWindow neds its USB stick with all data saved on it)

7. Monitor

8. HDMI Cable

9. Keypad (for calling other eWindows or ToxBlinkenwalls)