GRiD Case Tempest

GRiDCase Tempest model 1307
Manufacturer GRiD Systems Corporation
Processor type Intel 80C86
Cycle time 4.77 MHz
Math coprocessor Intel 8087 (optional)
RAM memory 640 KB
Ports Serial port, Parallel port, GPIB
Operating systems MS-DOS 3.20, InteGRiD
Keyboard 71-keys
Modem 1200 bps
Screen size 25 lines x 80 columns  ELD
Graphics resolution 640 x 200 dots
Dimensions 11 x 15 x 2,2 inches
Weight 12,7 pound
Power Battery about 1 hour and AC Adapter
Internal disk device 3.5” 720 KB FDD
Peripherals External 3,5″ & 5,25″ FDD, 10MB HDD Optional
Price, $ (year) 11 250 (1986)