2 Ports RS485 RS232 RS422 DI DO GPS 4G LTE WiFi Ethernet Serial Server

MIPS MCU with 16MB Flash and 64MB SRAM. Run with Linux OpenWrt
Support 4G/3G/GPRS, FDD-LTE, TDD-LTE, WCDMA, TD-SCDMA, CDMA2000, CDMA 1X/EVDO, GSM900/1800
Support GPS/Beidou/GLONASS/Galileo/QZSS/SBAS location, 2.5 meters accuracy
Support 3 channel DI, 2 channel Relay DO
Two RS232/RS485/RS422 interface to 4G/3G/2G
Two Ethernet to 4G/3G/GPRS
Support 802.11bgn Wi-Fi to 4G/3G/GPRS
Support APN network
Support VPN（PPTP, L2TP, L2TP+IPSEC）
Support TCP/IP/Telnet/Modbus TCP Protocol, support TLS/AES/DES3 enrtyption
Support Router or Bridge Network Working Mode.
Support 10/100M Ethernet Auto-Negotiation
Support Easy Configuration Through a Web Interface or PC IOTService Tool locally or remotely
Support IOTBridge Management
Support Web OTA Wirelss Upgrade
Support Wide DC Input 9~36VDC
Size: 178mm x 95mm x 26mm