It's the only MIDI keyboard I have, but it gets the job done for me. It is good for people seeking to learn how to play piano. The live sound isn't the greatest but none of that shows up in the MIDI recording. Probably just the shoddy old speakers.
A demonstration of the keyboard line's main selling point, the lighted keys, which can either light up to notify you to play them, or to indicate you've striken one when you're not learning a song.
Alternatively, below is a written review and a better overall summary than what I have: