Casio PX 160 Features Tri-Sensor Scaled Hammer Action Keyboard New AiR Proprietary Sound Source 18 Built-In Tones Damper Resonance Simulator Onboard Digital Effects 2 Track Recorder Class Compliant MIDI and USB Connections Ebony and Ivory Textured Keys Includes Sustain Peal Music Stand Included Free Adapter Casio PX 160 Specifications Keyboard 88 key, Tri sensor Scaled Hammer Action Keyboard