Here you have it! a MIDI keyboard you can build yourself using Arduino. I made this for my final year university project. : r/WeAreTheMusicMakers
5 Best Midi Keyboards for Beginners (2022) | Heavy.com
Best Cheap Keyboard Pianos: Best Keyboards Under $300 – Rolling Stone
Your POS keyboard may be the reason you sound bad. : r/piano
Amazon.com: TENB Digital Piano, 88 Key Weighted Keyboard Piano, Electric Piano Keyboard with Speakers,Power Supply, 3 Pedals,USB MIDI Connecting and Audio Output, Suit for Kids,Adults,Beginner : Musical Instruments
The Best MIDI Keyboards for Under $500 Budgets - The Wire Realm
Best Cheap Keyboard Pianos: Best Keyboards Under $300 – Rolling Stone
18 Best Cheap Keyboard Pianos in 2022 - Ranked by a Teacher