Kurzweil PC3K8 Performance Controller Keyboard The Kurzweil PC3K8 Keyboard contains 88-note keys, fully-weighted hammer-action with velocity and aftertouch sensitive, which features a swift release spring, striking a perfect sense of balance of playability among piano type parts and synth/organ parts. The PC3K8 offers a 128 Voice Polyphony which is dynamically allocated and lightning fast performance. [...]