Startone MK-400, Keyboard with FX & Filter Touch Pad, 61 Keys with velocity sensitive keys, 64-Voice polyphony, 580 Voices + 5 samples, 180 Styles, 180 Songs, 24 Performance memories, Layer, Split, Duo, Style Control, Metronome, Effects: Reverb, Chorus, DSP, DJ Effects, Master EQ, Mixer, Sequencer, Record & Playback, SD card slot (128 GB), Pitch Bend, FX & Filter Touch Pad - LPF, HPF, Reverb, Release, Delay, Sidechain Comp, Loudspeaker: 2 x 15 watts, Optinal battery operation (6x AA, not included), Headphone jack, Sustain pedal connection, USB Midi, USB audio, Aux in, Dimensions (W x D x H): 956 x 360 x 118 mm, Weight: 5.1 kg, Incl. Power supply unit and sheet music holder