The Yamaha Clavinova CLP-320 is a digital piano known for its Graded Hammer keyboard, Pure CF Sampling for superb tonality, and 3-level Dynamic Stereo Sampling, offering a good balance of playability and expressive power. 
Here's a more detailed look at its features:
Key Features:
Graded Hammer Keyboard:
Provides a realistic, weighted feel similar to an acoustic piano, with heavier weighting in the lower octaves and lighter weighting in the higher octaves. 
Pure CF Sampling:
Utilizes samples from Yamaha's concert grand piano for a rich and authentic piano sound. 
3-Level Dynamic Stereo Sampling:
Captures the nuances of different playing strengths, allowing for a more expressive and dynamic performance. 
128-Note Polyphony:
Ensures that all notes can be played simultaneously, even in complex passages. 
Damper with Half Pedal Effect:
Mimics the ability to control the sustain of notes by varying the pressure on the damper pedal. 
Other Features:
10 Voices 
Dual Digital Effects (Reverb) 
1-track recording 
Internal Flash ROM for song memory 
7 temperaments 
Amplifier 20W x 2 
AWM Dynamic Stereo Sampling:
This technology uses multiple wave samples for different velocities (Dynamic Sampling), allowing the piano to express detailed dynamics and sound closer to a true acoustic piano.