Hohner ElectraVox N Accordion Orgel serial #632181 [Restoration & Repair], 1960s, made in Germany

Link: history | history | service & owner's manual

Specifications:

serial#: 632181
Type: Reedless electronic piano accordion (synth-organ).
Treble Side: 41 keys, 8+9 registers.
Bass Side: 120 buttons, 5 registers.
Dimensions: ~49.5 cm (19.25") treble keyboard length.
Weight: Approximately 11.0 – 11.6 kg (approx. 25.5 lbs).
Power/Output: Requires external power supply and amplifier.