◆ QUECTEL M20 wireless module embedded, all AT command sets compatible
◆ Smallest in similar products, suitable for embedded integration
◆ Power saving mode, fit for mobile devices
◆ Able to update Firmware, to reach better transmission quality
◆ Able to realize flexible networking including point to point, multipoint, and APN line, support two modes of CLIENT and SERVER
◆ Heartbeat function based on P ING mode, keep the link flow
◆ Low power consumption: 3mA current in sleep state
◆ Support transfer rate encoded with three languages
◆ TCP / IP protocol stack built-in, support multiple protocols including TCP, UDP, DNS, PPP, DHCP, etc.
◆ GPRS and TCP / IP technology highly integrated, to combine the Internet and GPRS network
◆ Transparent transmission mode, able to replace data radio to update the system without changing the original system
◆ Support ALWAYS ONLINE mode, support dropped reconnect
◆ Support GPRS data transmission on line, telephone wake-up, remote reset and upgrade
◆ Short connection function in transparent mode, timing automatic release and re-connect of link
◆ Real-time dynamic refresh to solve wireless network "false connection" phenomenon
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