AMSTRAD PORTABLE PPC 640

Amstrad PPC 640
Manufacturer Amstrad Inc.
Processor type NEC V30
Cycle time 8 MHz
RAM memory 640 KB
ROM memory 16 KB
Ports Centronics, RS232, CGA Monitor, Expansion ports A (25 pin port just bigger than a parallel port) and B (37 pin RS494)
Operating systems MS DOS 3.3
Keyboard 102-keys
Modem 300/1200/2400 bps
Screen size 25 lines x 80 columns  LCD
Graphics resolution 640 x 200 dots
Dimensions 4 x 17,5 x 9 inches
Weight 12 pounds
Power 10 x C cell batteries or 12 volt AC adapter
Internal disk device One or Two 720 KB 3.5″ FDD
Peripherals Printer
Price, $ (year) 1099 (1987)