THE QB 9 KEY X 9 KEY ACTUAL KEYBOARD MEASURES 7″ X 7″(.75″KEY CENTERS). WITH THE CONTROL STRIP THE QB BETA MODEL MEASURES 8″ X 8″. IT HAS A PLAYABLE RANGE OF 4 OCTAVES. THIS COVERS THE RANGE OF THE HUMAN VOICE-FOR SATB STUDIES- AND MEETS BOTH BEGINNING AND INTERMEDIATE LEARNING AND PERFORMANCE REQUIREMENTS. 
FUTURE MODELS ARE THE QB 13 X 13-6 OCTAVE AND THE QB 17 X 17-8 OCTAVE. ALL MODELS ARE PERFORMANCE AND LEARNING CAPABLE. ALL MODELS WILL FIT ON THE CORNER OF YOUR DESK OR COFFEE TABLE-PORTABLE AND SHAREABLE.
