Dtronics DT-RDX, Hardware Controller for Yamaha Reface DX, All Reface DX parameters are directly accessible through the hardware, Robust workmanship and reliable grip on the Reface DX, 41 Buttons and 9 switches, MIDI In / Out, Includes power splitter cable (power supply via the ReFace power supply), Metal housing, Dimensions: 49 x 18 x 8 cm, Weight: 1.1 kg