Casio CT-X5000 Portable Keyboard Features: Affordable, portable keyboard with high-end features and AiX Sound Source technology for great sound Expandable library of 800 instrument tones 260 accompaniment styles offer endless tonal possibilities 100 DSP effects including amp models and a rotary speaker simulation that let you dial in cool vintage tone Bass reflex 30-watt speaker system puts out amazing, rich tone 61 touch-sensitive keys respond beautifully with 3 types of touch response 17-track MIDI data recorder with a 42-part mixer Record up to 100 different phrases and replay them using the phrase pads Bright, backlit LCD display makes finding controls easy