GPS Receiver SGM-209: 1,SiRF Star III chipset 2,RS-232 port,USB ... 4,Blue LED for fixing 1.1 OverviewThe ProGin SGM-209 series GPS receiver incorporates low noise, high sensitivity, low powerconsumption ... fast time-to-first-fix.1.2 Features:The SGM-209 series provides a host of features that make it easy ... and SiRF Binary protocol (manufacturer) low power g mouse SGM-209