KROSS-61

• 61 key
• Velocity sensitive is supported, after touch is not supported
• 9.48 lbs. / 4.3 kg
• 61-key: $699
• http://www.music123.com/keyboards-midi/korg-kross-61-keyboard-workstation , http://www.zzounds.com/item--KORKROSS61

KROSS-88

• 88-key: NH (Natural Weighted Hammer Action) keyboard
• Velocity sensitive is supported, after touch is not supported
• The NH keyboard reproduces the touch of an acoustic piano, with a heavier feel in the low register and a lighter feel in the upper register.
• 12.4 kg
• 88-key: $999
• http://www.music123.com/keyboards-midi/korg-kross-88-keyboard-workstation , http://www.zzounds.com/item--KORKROSS88

Combined specs:

• 80 voices (80 Oscillators) / Single Mode
• 40 voices (40 Oscillators) / Double Mode
• Approximately 112 MB (In case of 48 kHz, 16-bit Linear PCM converted)
• 421 multi-samples (including 6 Stereo multi-samples)
• 890 drum samples (including 49 Stereo drum samples)
• User: 640 Program (512 Preload)
• User: 384 Combination (256 Preload)

Product page - http://www.korg.com/Kross