Yamaha S30 
 
Specifications:
Keyboard-  61 keys with Initial Touch/Aftertouch
Tone Generator-  AWM2
Polyphony - 64 voices (16-part multitimbral)
Oscillators - 16MB AWM2, 479 waveforms;
Multitimbrality 16 + 1(A/D) + Plug-in Board 1 slot 
Effects - Reverb: 12;
                  Chorus: 23;
                  Insertion Effects: 93;
                  Insertion Effects for Plug-in Boards: 24;
                  Master Equalizer
Voices-  Preset Bank: Normal: 256, drum kits: 8
                User Bank: Normal: 128 (Internal)+128 (External)
                                       Drum kits: 2 (Internal) +2 (External)
                 Plug-in User Bank Normal: 64
Performances- User Bank 128 (Internal) + 64 (External)
                              4 Zones per Master Keyboard Setting
                              17 Parts (16 + Plug-in) Part Layers: Max. 4 
 
Memory - 256 preset patches, 8 preset drum kits, 128 internal user patches, 2 internal user drum kits, 128 external user patches, 2 external user drum kits, 128 internal Performance banks, 64 external Performance banks. EXTERNAL MEMORY: Card SmartMedia (TM) 2MB - 32MB.
 
Arpeggiator - 128 Types (MIDI Sync, MIDI TX, RX, Velocity Rate, Gate Time Rate, Unit)
 
Sequencer - SMF Playback (Format 0) Direct Play Only
 
Control - Midi In, Out, Through + PC/ Mac Serial