Ketron SD-3 Arranger Module - 290 sounds, 110 user voices, 202 styles, 4 variations per style, 120 programs, large backlit display, 2Mb internal pattern flash memory, 198 registration memories, real time recording to USB-Stick or hard disk, accordion mode, transposer, 60 internal DSP effects, MIDIfile player, lyrics display, microphone jack input, line out L/R jacks, sustain pedal jack, volume pedal jack, MIDI In/Out/Thru, USB to Device, headphone jack. Dimensions: 56x39x13cm; weight: 7kg. Optional video interface, vocalist, hard disk and pattern memory expansion. Ideal for easy connection to the Ketron Midijay.