Billion M120N 4G/LTE Industrial/In-Vehicle Multi-Carrier Router

The Billion M120N enables high availability, reliable and secure wireless connectivity for mission-critical applications. The Billion M120N can be operated at a wide-range temperature -40°C ~ 60°C, with a compact enclosure. The Billion M120N can also support VPNs functions and has RS-232 port to support serial communications protocol, such as Modbus, as well.

As for in-vehicle applications, the Billion M120N support LTE with dual-SIM. The Billion M120N can enable live video streaming for vehicle surveillance purpose. The Billion M120N support a Wi-Fi 802.11n Access Point and Hotspot Captive Portal functions which allow passengers to enjoy cellular services along with advertising push options. In addition, with flexible power input DC 10V~56V and ignition sensing, the M120N is suitable for any size of the vehicles that can be automatically turned off to avoid battery draining. 

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Key Features

Availability and Resilience

• Dual-WAN Interface

• Auto fail-over and failback 

• Load Balancing 

Supported Frequency Bands *1

• Global LTE Bands FDD, TDD& 3G/2G Fallback options (Bands depend on module configuration)

Network Protocols and Features

• IPv4, IPv6, IPv4/IPv6 dual stack*2

• Dual APN*3

• Keep-Alive

• IP Pass-Through

• NAT, Virtual Server, and DMZ 

• Static Routing, Dynamic Routing (RIP v1/v2, OSPF, BGP)

• SNTP, DNS relay and DDNS

• Universal Plug and Play(UPnP) compliant

• Supports DHCP server/client/relay 


• Built-in NAT Firewall 

• Stateful Packet Inspection (SPI) 

• Prevents DoS attacks including Land Attack, Ping of Death, etc.

• Access Control

• IP Filtering, MAC Filtering, URL Filtering

• Password protection for system management 

• VPN Passthrough 


• IPSec VPN Tunneling

• PPTP VPN Tunneling (dial-in/dial-out tunnels)

• L2TP over IPSec VPN Tunneling (dial-in/dial-out tunnel)

• OpenVPN VPN Tunneling


Quality of Service Control

• Traffic prioritization based-on IP protocol, port number, and IP address

Wireless LAN 

• Compliant with IEEE 802.11b/g/n standards  

• Up to 300Mbps wireless operation rate 

• WPS (Wi-Fi Protected Setup) for easy setup

• 64/128 bits WEP supported for encryption

• Wireless security with WPA-PSK, WPA2-PSK, Mixed WPA/WAP2-PSK

• Multiple SSID (4 SSIDs), BSSID 

• Wireless MAC Filtering

• Wireless Client Isolation 

• Wi-Fi Hotspot with captive portal

• RADIUS or integrated account database.

Serial RS-232

• DEC, DB-9

• Modbus/TCP, Telent Server, SSH Server,UDP Server/ Client, TCP Server/ Client

Global Navigation Satellite System(GNSS)*4

• GNSS engine for GPS or GLONASS system


• Password protection for system management

• Web-based GUI for remote and local management 

• Firmware upgrade and configuration data upload and download via web-based GUI 

• CWMP(TR-069)*2, SNMP

• 3G/4G LTE Usage Allowance 

• Remote System Log monitoring 

• Scheduling Auto-Reboot 

• Physical layer/protocol diagnostic test tool 

Intelligent Ignition Sensing

 • For In-vehicle connectivity installations

Hardware Specifications
Physical Interface 

• 3G/4G LTE: two(2) SMA Female Connectors 

• Wireless: two(2) RP-SMA Female Connectors 

• (Optional)GPS: one (1) SMA Female Connectors*4

• WAN: 3G/4G LTE and/or Ethernet WAN

• RS-232 (DCE, DB-9):one(1)port

• Ethernet LAN: 4-port 10/100/1000Mbps auto-crossover (MDI/ MDI-X) switch 

• SIM Card: two (2) slots 

• Reset Button 

• Power Connector:4-Pin connector with ignition sense

• LED Indicators

Power Specifications

•  Input:  DC 10V ~ 56V with ignition sensing

Operating Requirements 

•  Operating: -40°C to 60°C (-40°F to 140°F) 

•  Humidity: 20 ~ 95% non-condensing  

Hardware Specifications
Hardware Interface
WAN Interface
ADSL only-
SIM slot2
Fast Ethernet-
Giga Ethernet4
USB 2.0-
802.11n (2.4 GHz)300Mbps
802.11ac (5 GHz)-
dual band 802.11n-
GPS● (Optional)
mini USB-
Serial port (RS-232)
IPv4 / IPv6
Failover / Fallback
Load balance
Dual APNs
Dual firmware images
Metal casing
Physical SpecificationsDimensions: 4.92"(W) x 1.57"(H) x 3.85"(D) (125mm x 40 mm x 98 mm)
Power RequirementsDC input steady state voltage range: 10 ~ 56 VDC
Operating Environment-40°C ~ 60 °C
Humidity20% - 95% non-condensing
    • Weight
      1.5 kg
    • SKU