GSM module    embedded GSM 900/1800/1900Mhz

embedded GSM 850/900/1800/1900Mhz  (Optional)

and GPRS TCP/UDP

GPS Chipset      latest GPS SiRF-Star III chipset

GPS Sensitivity    -158Db

GPS Frequency    L1, 1575.42 MHz

C/A Code          1.023 MHz chip rate

Channels         20 channel all-in-view tracking

Position Accuracy  10 meters, 2D RMS

Velocity Accuracy   0.1 m/s

Time Accuracy      1 us synchronized to GPS time

Default datum      WGS-84

Reacquisition        0.1 sec., average