X2 mini MIDI keyboards which have 25 weighted keys respectively.  X mini MIDI keyboard is hot plug supported. No driver is needed. It is powered by USB and no external power supply is needed.</br>3 segment backlit LED. Capacitive touch sensors to control PITCH and MODULATION.  Featured with SHIFT for customized functions and OCTAVE/TRANSPOSE.</br>4 customizable knobs; Default setting: T1 (Volume)?? T2 (Pan)?? T3 (Expression Controller)?? T4 (Reverb). ATTACHMENT: Owner's manual?? USB cable</br></br>Product Description</br></br>X mini MIDI keyboard has a lot of features and is easy to use. With USB connection?? you can enjoy making musi