Another version designed for extended use is offered with a 1,800 mAh battery, two PCMCIA Type II or one Type III expansion slots, while a third version is fitted with integral GPS (supporting military PPS and SAASM techniques) and a 3,600 mAh rechargeable battery.
At AUSA 2007 announced a new order worth $14.4 million for the supply of 5th generation R (RPDA-57) systems for multiple programs run by the US Army.. The company also supplies the U.S. Army with Tacter-31M, handheld or vehicle mounted PC terminal, a multipurpose rugged computer designed to serve all combat echelons in the modern battlefield. This compact device has embedded communications protocols, including MIL-STD 188-220, providing a critical building block for modern C4I systems. The terminal supports simultaneous connectivity for two independent tactical radio nets, as well as Local Area Network ( LANs) and other nets. According to , in recent years Tacter 31M has become the system of choice for the US Army and Marine Corps.
These new RPDAs feature a powerful Intel 520 MHz PXA-270 processor, running on a 400Mhz processor bus, 128MB RAM, 64MB ROM in both a Wireless and Non-Wireless configuration. The device uses unique modular design configured to accommodate optional PC cards, tactical modem protocols and GPS to support multiple mission profiles.