hello, the list of material

Parts	Price	setup
raspberry pi x	40+ euros recommend looking second hand	setup page
Teensy 4 or higher	₹ 2,692.00 or +- 40 euro	setup page
micro usb cable	0.20 cent	setup page
headphone output/interface	3 euro for a cheap usb headphone output	setup page
keyboard + mouse	second hand 5 euro	setup Page
screen + hdmi connector for relevent PI	10 euro	setup page