Date of intro: ~1976,
Power: AC,
Display: Type = Display (VFD) (List),
Number of keys: 24, #Key-Black: 11, #Key-Green: 4, #Key-Grey: 5, #Key-Orange: 2, #Key-Red: 2,
Keyboard Array (Rows x Columns): 04x07,
Decimal switch: [A-2-F], Miscellaneous switch: [(ArrowUp)-K (ArrowUp)-(Sigma)],
Classification: / Desktop with Display,
Featuring: Procent, Square root,
Resemblance with: (Resemblance 530),
Collector value: 7/10,