BMR420 Dual Sim Router
Series Models:BMR420
Dual SIM design, use two different operators network to provide long distance data transmission.
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Dual SIM design, active standby online

When an operator network has blind spots, fluctuations and interruptions, it can quickly switch
to the other operator network, and ensure stable and efficient communication.

Custom BMR420 Dual Sim Cellular Router WIFI Manufacturer

One master and one slave, dual wireless link intelligent switching

There are 5 working modes, use one SIM or two SIMs simultaneously.

1. SIM 1 work only

2. SIM 2 work only

3. SIM 1 priority, such as SIM 1 drop, intelligent switch to SIM 2, then switch to SIM 1 once SIM 1 recovery

4. SIM 2 priority, such as SIM 2 drop, intelligent switch to SIM 1, then switch to SIM 2 once SIM 2 recovery

5. Automatic switching: SIM 1 work until drop, SIM 2 online and work until drop, and switching to SIM 1

Custom BMR420 Dual Sim Cellular Router WIFI Manufacturer

Rich interfaces

Standard 4 x LANs, 1 x WAN

Support RS485, RS232 interface data transmission

According to the needs of the project, WAN port can set to LAN port, so BMR400 can easily expand to 5 x LANs

Custom BMR420 Dual Sim Cellular Router WIFI Manufacturer

Multi technology guarantee wireless connection "permanent online"

● Software and hardware watchdog technology, automatic monitoring the equipment working status, when M2M device is abnormal,
intelligent software or hardware power-off restart will wake up, the whole device reset, ensure normal operation of equipment in real time

● PPP layer heartbeat, ICMP detection, TCP keepalive and application layer heartbeat
and other multi-level link detection mechanisms, and support dropout reconnection

● 3G/4G network and broadband dial-up bidirectional backup,
to ensure the equipment permanent networking, the ideal choice of financial tax control networking

Custom BMR420 Dual Sim Cellular Router WIFI Manufacturer

M2M cloud platform

Centralized monitoring, configuration, upgrade and diagnosis of a large number of data terminal units distributed all over the country

Greatly reduce the maintenance cost of the operator, system integrator, equipment providers and other parties, improve the efficiency of management.

Custom BMR420 Dual Sim Cellular Router WIFI Manufacturer

Typical applications

Industrial Dual Sim Cellular Router, Widely used in high communication link stability demanding occasions, such as ATM, banking kiosk, smart bus station, etc.

Custom BMR420 Dual Sim Cellular Router WIFI Manufacturer


BMR420 Dual Sim Rouer Structural dimension




Wireless Networking Solution for Mobile Law Enforcement Equipment

The mobile law enforcement device networking is mainly composed of Baima BMR400 industrial router, webcam, mobile law enforcement client software and central management platform.

Wireless Networking Solution for Emergency Lane Capture Equipment

Baima wireless networking solution for emergency lane capture equipment: BMR500 Industrial router, network camera, client software and cloud platform, can be 24 hours monitoring in key areas.

Forest Smoke Monitoring and Early Warning System

Based on the forest fire monitoring and warning system built by BMR400 router, the video, temperature, smoke, wind and other field data of each monitoring point are sent to the forestry fire prevention office at all levels through 4G/3G network.

Bridge Safety Real-time Monitoring System

Bridge safety real-time monitoring system based on the deployment of BMR400 industrial wireless cellular wifi router mainly includes: bridge structure monitoring, meteorological monitoring, vibration monitoring and/or video monitoring.

BMR400 Cellular WIFI Router in Remote Monitoring of Smart Site Tower Crane Application

Through BMR400 industrial Cellular wifi Router, managers can monitor the lifting weight, lifting torque, amplitude, height, work return angle, wind speed, overloading, regional limitation and collision protection.

Wireless Communication Network and Application for Remote Monitoring of Smart Sites

In the application layer of smart site, Baima wireless transmission terminal can synchronize 5 channels to transmit data, which is convenient for site management, construction units, equipment leasing units, safety supervision departments, environmental protection departments

Wireless Networking Solution for Self-service Payment Terminal

Self-service payment equipment placed in the residential area, large shopping malls and other public places by Baima BMR200 industrial router, relying on full 4G/3G network to achieve off-bank payment service networking

Wireless Networking Solution for Self-service Equipment

Baima technology equip each self-service device with a BMR400 3G/4G router, providing network environment for self-service terminals, self-service equipment to connect to central server.

Air Quality Wireless Monitoring Solution

Baima air quality wireless monitoring solution adopt wireless data transmission, automatic, real-time, and whole day monitoring mode to improve the automation, and ensure the real-time, effective and accuracy of data.

Wireless Networking Solution for Charging Pile Station

Through Baima BMR500 industry wireless router, the charging pile all over the region can be quickly set up in the wireless network.


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Our goal is to allow customers to enjoy a happy and pleasant business experience in terms of quality, application and cost reduction.

  • ◆ M2M products: 5G/4G/3G/2G cellular router & modem, M2M gateway, NB-IoT/LoRa/Zigbee device, Ethernet switch, serial to Ethernet converter, etc.

  • ◆ IoT platform: standard platform + custom development

  • ◆ Solution: insight into the needs of IoT vertical industry

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