Remote GPS Receiver Module, 1x PPS, 1x Digital Output, RS-232

External GSM/GPRS Antenna, SMA Male (Plug)

Industrial USB Quad-band GPRS/GSM Modem, GSM 850 MHz, EGSM 900 MHz, DCS 1800 MHz and PCS 1900 MHz, programmable, DIN-Rail

Industrial RS-232 Quad-band GPRS/GSM Modem, GSM 850 MHz, EGSM 900 MHz, DCS 1800 MHz and PCS 1900 MHz, programmable, DIN-Rail

GPS Receiver Module, 2x Digital Output, 1x PPS output, DCON, RS-232

Active external GPS antenna, male SMA, 5m

External Quad-band 2G GSM/GPRS and Tri-band 3G Antenna, male SMA, 3m

M2M Mini-Programmable Automation Controller, CPU 80MHz, 2x RS-232, 1x RS-485, Quad-Band GPRS 850/900/1800/1900 MHz modem, 1x 100TX RJ-45, LCD display, GPS, 3x Digital Outputs, 3x Digital Inputs, 8x Analog Inputs

G-4500-SIM300: M2M Mini-Programmable Automation Controller, CPU 80186, 80 MHz, 512 KB SRAM, 512 KB Flash, MiniOS7, 16 KB EEPROM, 2x RS-232, 1x RS-485, Ethernet, 3 Digital Input Channels, 3 Digital Output Channels, 8 Analog Input Channels, GPS, GPRS / GSM modem, WT-25+50.