Yamaha P-45 88-Key Weighted Action Digital Piano Black The Yamaha P45 is a versatile 88 key digital piano. It features the Yamaha GHS Graded Hammer Standard piano action that provides a heavier touch on the lower keys, while the higher ones are more responsive to lighter playing, very similar to a traditional acoustic piano. The keyboard's sensitivity can even be adjusted to match your playing style. That, and it comes with a variety of effects along with USB connectivity to a computer for easy recording or further control. Authentic to the Touch Yamaha's GHS (Graded Hammer Standard) weighted action has heavier touch in the low end and lighter touch in the high end, just like the hammers inside an acoustic piano. Great for the aspiring pianist, practicing on the GHS action builds the proper finger technique for when the time comes to perform on an acoustic piano. Plus the matte finish of the black keys are less slippery when playing for extended periods of time. Yamaha's Classic Sound Engine AWM (Advanced Wave Memory) sampling uses digital technology to record the sound of an acoustic piano. AWM Stereo Sampling creates a deeper, richer and more spacious sound by using pairs of waveforms (L and R) captured with two microphones. The P-45 uses AWM to play one sample per key at varying levels of volume and timbre. Simple, Single-Button Operation Various P-45 settings can be changed with a single button. Hold down the "GRAND PIANO/FUNCTION" button and press the keyboard to