GREAT VALUE! Classic 3 manual Allen Digital Computer Organ! The 632 is a twin MOS-1 design with four main channels plus a bass boost. This example has an additional two channels for 1980s digital ADAC reverberation system for a total of seven included speaker cabinets. It also has the upgraded MOS boards with EPROMs for several improved stops including a 16′ Bombarde in the pedal division. Church organists will enjoy the convenience of dual memory moving capture memory, divided expression and a crescendo pedal. It also has an external Chimes system attached to left side of console that plays through the main audio from the Great keyboard. In all, a great package for a home practice organ for only $4,995.