Novation Impulse 49 USB Midi Controller Keyboard, 49 Keys Ultra-responsive semi weighted keyboard with aftertouch Full DAW/plug-in control surface with 8 knobs, 9 faders and buttons Automap 4 control software enables instant hands-on access to your DAW and plug-ins Multi-function drum pads enable you to warp arpeggios, roll beats and launch clips in Ableton Live Includes downloads for: Ableton Live Lite, Novations Bass Station synth, XLN Audio Addictive Keys, and a Loopmasters Sample Pack; 2-year limited warranty on manufacturing defects