Use this version. This is a good, solid system that offers the unusual combination of ruggedization and wireless capability.
Battery life is a little on the short side.
We tested the Toughbook s CDPD capability using a trial account from Verizon Wireless. Verizon offers a family of wireless packet data services called Mobile IP . Sierra Wireless Inc. SB30X CDPD modem. Sierra s Wireless Expert wizard enabled us to configure the modem and set up the account in a jiffy. We only had to enter an IP address, Domain Naming System address and CDPD network preference, all of which were provided by Verizon.