AKA: SUPERPHONE 7700, Product number (P/N): 7720,
Keywords/Tags: 7720 | SUPERPHONE
Date of intro: 1978, Origin: USA (List), Dimensions: 225x130x115mm,
Display: Type = Display (LED) (List), Digits = 14,
Number of keys: 20, #Key-Black: 10, #Key-White: 10,
Classification: / Desktop with Display / Phone / Time / Tool,
Resemblance with: FIGURE PHONE: 700,
Serie-members: INTEGRATED CIRCUITS PACKAGING (ICP): 7720 (version-1) (Black); INTEGRATED CIRCUITS PACKAGING (ICP): 7720 (version-2) (Beige),
Known Serial-numbers: 019273 (List of all S/Ns from INTEGRATED CIRCUITS PACKAGING (ICP))
Collector value: 8.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),