M-Audio Oxygen 61 MK4

With an array of assignable knobs, pads, and faders, Oxygen 61 gives you total control over your software, allowing you to stay engaged in the creative flow of recording and mixing music without ever reaching for the mouse. It features 61 velocity-sensitive keys for playing chords, bass lines, and melodies; eight assignable knobs for tweaking effect plugins and virtual instruments; eight velocity-sensitive pads for triggering samples or finger drumming; and nine assignable faders for mixing tracks together and controlling the master output. Oxygen 61 also has dedicated transport controls and track-up and -down buttons that allow you to initiate play, stop, and record in the DAW environment right from your keyboard controller.
More info about the M-Audio Oxygen 61 MK4 can be found here.