Yamaha PSR-E423 61-key Portable Arranger Keyboard Features at a Glance:

•61-key Portable Arrange Keyboard

•Features Touch Response for added expression

•700 built-in voices — 183 Panel Voices, 462 XGlite Voices, 15 Drum/SFX Kits, and 40 Arpeggio Voices

•32-note Polyphony

•2 Control Knobs let you get you adjust effects with your hands

•Reverb/Chorus effects plus Built-in EQ, Harmony/Echo Effects, and 150 Arpeggios

•174 Accompaniment styles, including a range of World Styles

•30 Preset songs built in (30 onboard, 70 on a CD-ROM you can load from a PC)

•Built-in 6-track, 5-song sequencer with Easy Song Arranger

•Features Yamaha's built-in Education Suite with chord dictionary

•Pitch bend wheel and optional sustain pedal jack help you express yourself

•Built-in 5W speaker system with enhanced bass response

•Can be powered by an AC adapter or by AA batteries

•Weight: 15 lbs., 7 oz.