Kurzweil SP6, Digital Stage Piano, Weighted hammer action with 88 velocity-sensitive keys (Medeli K6), Monochrome LCD with 128x64 pixels, 128-Voice polyphony with dynamic allocation, Sound generation: VAST - Variable Architecture Synthesis Technology, KB3 - ToneReal Emulation, VA1 - Oscillators with Anti-Aliasing and Power-Shaping as well as DSP processing from the VA1 concept synthesizer by Kurzweil, Quick Split/Layer up to 4 zones, memory locations for factory programs: 256, 130 Factory multis, 1024 User programs, 1024 User multis, 5 Favorites, 100% Compatible with Forte SE programs, Compatible with Forte and PC3 family programs (with limited restrictions), Extensive effects section, Pitch and modulation wheels, 4 Continuous controllers with multiple occupancy, Tap Tempo button, 2 Inputs for double shift pedals (support for two shift functions and half damper operation), 1 Connection for foot still, Analogue outputs: 2x balanced, 6.35 mm Jack (32 bit D/A converter), MIDI in/out and MIDI via USB, Two USB ports (one USB-A/one USB-B), Editor applications: External editors for Mac OS X, Windows PC and iOS devices, Free operating system updates: OS update via USB, USB Stick, Accessories (included): External power supply 15V DC 2.5 A, Shift pedal, USB cable, Self-adhesive feet, Dimensions (W x D x H): 133.3 x 38.1 x 14.6 cm, Weight: 12.36 kg