Feature:1. Support DI and DO: DI (two way) supports normally open, normally closed, counting input, counting frequency is less than 100, counting threshold can be set, support alarm trigger; DO (two way) can set output according to the trigger conditions.2. 4 Way AI VPN Router: AI (four way) supports 05V, 020mA, 420mA, threshold value can be set, alarm trigger; VPN supports for L2TP, for IPSEC, for OPENVPN and other VPN protocols. Support remote upgrade via webpage.3. 4G Network: Support SMS to query DI DO AI status and value, can set DO status; support 4G wireless Internet function, can set APN and other parameters; 2 SIM card slots, support dual card switching; support GPS, positioning data can be released through for MQTT.4. Multifunctional: Link switching supports switching between WAN port and 4G network connection, prioritizing the use of WAN port wired network; the platform connection supports for MODBUS and for MQTT protocols, and for MQTT supports for SSL encryption; it supports sending text messages and e mails for alarms; and it supports one time timer and cycle timer.5. Interface: Support RS485 and RS232 serial port transmission and for MODBUS RTU to TCP; support for MODBUS master, read for MODBUS slave node data regularly through RS485, RS232 and Ethernet interface;6. Other Functional Interfaces: Support address mapping, mapping the address of RS485, RS232 and Ethernet accessed devices to the local address of router; support monitoring the online status of LAN port accessed network devices, which can be reported to the platform through for MODBUS or for MQTT.Specification:Item Type: Industrial 4G Edge Computing RouterMaterial: Metal, Electronic ComponentsPlug Voltage: Wide Voltage 100-240VPower Supply: Input Voltage 9-57VDCPower Consumption: Normal 240mA at. 12V, Maximum 800mA at. 12VConnection Type: 5.08mm Terminal BlockReverse Polarity Protection: SupportedNumber of WIFI antenna interfaces: 2Antenna Interface Type: SMA Hole TypeProtocol: 802.11a/b/g/n (mixed)Mode: AP Mode, Client ModeFrequency Band: 2.4GChannel: Channel 1 - 13Security: Open, WPA, WPA2Encryption: AES, TKIP, TKIPAESConnections: 16 (Maximum)Speed: 300Mbps (Maximum)Transmission Distance: Outdoor unobstructed/open, coverage up to 20 meters / 65.6ftSSID Broadcast Switch: SupportCellular Network Number of Antenna Interfaces: 1Antenna Interface Type: SMA Hole Type.Package List:1 x Router1 x Cellular Antenna2 x WiFi Antenna1 x DIN Rail Mounting Clip3 x Screws1 x Card Pin2 x 4PIN Terminal Block2 x 7PIN Terminal Block1 x 2PIN Terminal Block1 x Power Adapter