Yamaha PSR-E443 Portable Keyboard, 61-Key | zZounds,Yamaha PSR-E443 demo. Home keyboard meets pro synth - YouTube,Yamaha PSR-E443 Keyboard Demo - Sweetwater at Winter NAMM 2014,YAMAHA PSR e443 (demonstration of factory sounds and styles) part 2,Hello there! I'm selling my a Yamaha PSR E443 Keyboard. It has 61 keys and 234 + 457 XGlite + 24 Drum/SFX Kits + 40 Arpeggio, plus many other features. I had