Generalized keyboard

musical keyboards with regular arrangements of keys

en-US/ˈd͡ʒɛnɹəˌlaɪzd ˈkiˌbɔɹd/
en-GB/ˈd͡ʒɛnɹəlaɪzd ˈkiːbɔːd/

ক্যাটাগরি:

isomorphic keyboard