Lets review functional MIDI keyboard Alesis V61. It has 61 full-size keys, which react on pess velocity; octave up and down buttons; 4 programmable buttons and 4 programmable knobs; 8 drun pads, which react on presses velocity and applied force; and pitch bend and modulation wheels. All additional controls have variable back-light, which shows their activity degree. Controller is connected to computer via USB port ( through which it also receives power ) and is automatically recognized by Windows and Mac OS X operating systems, in which it can integrate with modern DAWs : Avid Pro Tools, Ableton Live, Steinberg Cubase, FL Studio, Cackewalk Sonar, REAPER and others. Alesis V61 is bundled with DAW Ableton Live Lite 9 and multifunctional instrument AIR Music Tech Xpand!2. There is also need to note compact design of MIDI keyboard and its adequate price ( 169 USD at the middle of Autumn 2015 ) in comparison with other MIDI controllers.