AKA: AUTO POWER OFF, DUAL POWERED SOLAR + BATTERY, AKA (Label): EC-2016, CAT. NO. 65-578, DUAL POWERED MINI DESKTOP CALCULATOR, Product number (P/N): 65578 (65-578),
Keywords/Tags: 65578 (65-578) | EC2016 (EC-2016) | 2016
Date of intro: 1989, Origin: Taiwan (List),
Power: Battery + Solar,
Display: Type = Display (LCD) (List),
Number of keys: 24, #Key-Black: 12, #Key-Grey: 11, #Key-Orange: 1,
Classification: / Desktop with Display,
Featuring: Procent, Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Known Serial-numbers: 11A9 (List of all S/Ns from RADIO SHACK)
Initial Cost Price: USD12.95, Collector value: 6/10,