Roland Prelude-E

Prelude is described as "Roland’s next generation of home-entertainment keyboards".

Features

Hundreds of sounds inherited from Roland’s sound modules
Multi-format song player designed to allow song data to be played directly from USB Flash memory (MP3, WAV, AIFF, and SMF format)
Built-in speakers
Keyboard 61 Keys (with velocity)
Sound Generator Maximum Polyphony: 128 voices, Parts: 16 parts + 3 Keyboard part, Wave Memory: 256MB (16-bit linear equivalent)
Preset Memory Tones: 896 + 256 (GM2)+ World, Rhythm Sets: 32 + 9 (GM2) + World, Performances: 128
User Memory Performances: 128, Effects: MFX 78 types, Chorus 3 types, Reverb 5 types
Backing Track SMF Song, Audio files: mp3, wav, aiff, Tempo (MIDI): 20 to 250, Style Variations: 4 Intro, 4 Main, 4 Ending, 6 Fill In, Sync Start / Stop, One Touch Setting
Song (16-track Recorder) 16-track, Rec mode: (Mix, Replace), Count in, Punch In-Out, Input Quantize
USB Memory Player SMF: format-0/1, Audio File: WAV/AIFF/MP3
Preset Memory Styles: 130 + World
User Memory Styles: 100, Songs: 200
Rated Power Output 11w+11w
Speaker Dimension 2×10cm
Controllers D BEAM, Pitch Bend/Modulation
Display 240 × 64 dots white graphic LCD
Connectors Output Jacks (L/MONO, R), Ext Input, 2 Headphones, MIDI Connectors (IN, OUT), Hold Pedal, Control Pedal, USB Connectors: COMPUTER (supports USB MIDI), USB MEMORY supports USB 2.0 Hi-Speed Flash Memory)
Power Supply AC Adaptor (PSB-7U)
Current Draw 1,000mA
Accessories: Owner’s Manual, CD-ROM(Style Converter 3.0, Playlist Editor) Music Player Pad, USB Memory Protector
Operating System (USB / MIDI) Windows: XP Home SP2 or later/Windows XP Professional SP2 or later/ Windows Vista* This does not work with the 64-bit Edition of Windows Vista.
Dimensions 1044(W) x 317(D) x 121(H) mm / 41–1/8 (W) x 12–1/2 (D) x 4–13/16 (H) inches
Weight 7.8 Kg / 17 lbs. 4 oz.