https://www.amazon.com/midiplus-AKM320-MIDI-Keyboard-Controller/dp/B00VHKMK64/ref=sr_1_2?ie=UTF8&qid=1475436273&sr=8-2&keywords=Keyboard+midi
https://www.amazon.com/midiplus-AK490-MIDI-Keyboard-Controller/dp/B00VHKM72Q/ref=sr_1_6?ie=UTF8&qid=1475436273&sr=8-6&keywords=Keyboard+midi
https://www.amazon.com/M-Audio-Keystation-49-Note-Controller-Keyboard/dp/B0002A9V6C/ref=sr_1_29?ie=UTF8&qid=1475436451&sr=8-29&keywords=Keyboard+midi
https://www.amazon.com/midiplus-EK490-49-Key-Midi-Controller/dp/B00VHKM10O/ref=sr_1_88?ie=UTF8&qid=1475436565&sr=8-88&keywords=Keyboard+midi
https://www.amazon.com/midiplus-Classic-25-Keyboard-Controller/dp/B00VHKM6SQ/ref=sr_1_113?ie=UTF8&qid=1475436663&sr=8-113&keywords=Keyboard+midi
https://www.amazon.com/Novation-Nocturn-25-Interface-Controller/dp/B002QEOF2C/ref=sr_1_161?ie=UTF8&qid=1475436772&sr=8-161&keywords=Keyboard+midi
https://www.amazon.com/Novation-Launchkey-Portable-keyboard-controller/dp/B01LTCXEYG/ref=sr_1_170?ie=UTF8&qid=1475436772&sr=8-170&keywords=Keyboard+midi
https://www.amazon.com/midiplus-Origin-37-Keyboard-Controller/dp/B011HNXIDE/ref=sr_1_178?ie=UTF8&qid=1475436842&sr=8-178&keywords=Keyboard+midi
https://www.amazon.com/midiplus-i61-MIDI-Keyboard-controller/dp/B00WU6H78A/ref=sr_1_180?ie=UTF8&qid=1475436842&sr=8-180&keywords=Keyboard+midi
These last two are more expensive, but both are under US$92.00.
https://www.amazon.com/midiplus-32-Key-Midi-Controller-AKM320/dp/B00VHKMK64/