A Yamaha Digital Keyboard

The Yamaha PSR-E423 portable keyboard offers several innovative features. This includes the basic features for learning to play, such as the Yamaha portable grand and the Yamaha Education Suite button. In addition, the Yamaha PSR-E423 has features for when it's time to perform, such as synthesizer control knobs for realtime control of the filter, effects, sound envelope.The Yamaha keyboard's arpeggiator provides 150 different patterns and 40 arpeggio voices. Along with its black body,