Year of Introduction
Doubled the memory of the ordinal DIAD.
Memory of 1.5 megabytes.
UPS factored in recommendations from drivers.
Led to the DIAD II being smaller and lighter.
Provided the ability for drivers to have two way communications in the vehicle from the
Delivery information could be uploaded in real time through a cellular service when the
Allowed UPS to give customers same day package tracking information.
Previously customers had to wait till the next day to find out whether or not their package had