Guardian Model 37 Military Personal Digital Assistant Guardian Model 37 Military PDA(PDA) Meets Military specs for shock, vibration, and electromagnetic interference (MIL-STD-810F, MIL-STD-461F, and MIL-STD-464A) Windows Mobile 6.1Windows CE 5.0 IP67, built to take a five foot drop onto concrete Waterproof and sealed Communications capabilities include Bluetooth, WLAN, GPS, and GSMGPRS3G3.5G Full range of IO capabiliMore...