High-end features and AiX Sound Source technology make this portable, reasonably priced keyboard sound fantastic. A library of 800 instrument tones that can be expanded 260 different accompaniment styles provide countless tonal options. You can adjust a cool vintage tone with 100 DSP effects, which include amp models and a rotary speaker simulation. The bass reflex A 30-watt speaker system produces a beautiful, deep tone. 61 touch-sensitive keys with three different touch response types respond exquisitely. 42-part mixer and 17-track MIDI data recorder Use the phrase pads to replay up to 100 distinct phrases that you have recorded. Finding controls is made simple by a bright, backlit LCD display.