Allen & Heath Xone K2, Universal MIDI Controller, Suitable for any software that receives MIDI, 52 Hardware controls, 12 Rotary control with stop, 6 Endless push encoders, 30 Backlit buttons, 4 Faders, All controllers can be assigned by layer 3x (layer is displayed in color on the buttons), Internal 2 x 2 USB 2.0 sound card (2 x RCA rear, 1 x stereo mini-jack front), X-Link interface, Dimensions: 135 x 30 x 358 mm, Weight: 1.0 kg, Including case, USB cable, network cable