Professional Studio USB MIDI Keyboard. with 49 velocity sensitive keys. 1x Assignable Pedal Interface (Can be edited by WORLDE KS49C control editor) 1x Master Volume Slider. (Can be edited by WORLDE KS9C control editor) 1x MIDI OUT USB interface, adaptable to USB 2.0 Full Speed. Power supplied by USB. Possible for future upgrading via USB. With the holder for iPad (can be installed or disassembled freely) Keyboard is equipped with unique WORLDE KS49C control editor and compatible with Win XP/ Vista/ Win7/ Win8/ Win10 and Mac OsX. Drive free and hot-plug supported. Dimensions: 77 x 6.5 x 27 cm. Weight 1,8 kg.