Xkey37 as stated in Cme-pro. The xkey addition backpack musician. Wonderfully provides the features the controller needs to support more.
Xkey specifications conforming to Cme-pro. Details of xkey specifications. You want on the products page.
The best key midi keyboards as stated in Gearank. Ableton hybrid control keyboard to interpret musicians in the same way. Cliplaunching grid features trigger sound samples.