i have this keyboard and on the back of it is written a 1995 date so this is 26 years old and works perfectly. https://qphs.fs.quoracdn.net/main-qimg-e3231584b1

i have this keyboard and on the back of it is written a 1995 date so this is 26 years old and works perfectly. https://qphs.fs.quoracdn.net/main-qimg-e3231584b18e9b509d1a1f3530930030-lq https://qphs.fs.quoracdn.net/main-qimg-e3231584b18e9b509d1a1... well a "TVS" branded one but repaired it a couple years ago and has been running fine. people do complain its "loud"