Cellular network router MERCUSYS MB235-4G — 4G LTE (FDD/TDD), dual-band Wi‑Fi 2.4/5 GHz, 4x Gigabit LAN, NanoSIM, external antennas

The MERCUSYS MB235-4G is a cellular network router with 4G LTE support and built‑in Wi‑Fi, designed to provide reliable internet access for home and small office use. Compact and ready for quick installation, it enables internet sharing from mobile networks to multiple wired and wireless devices. The device acts as a convenient solution where fixed broadband is not available or as a secondary connection for redundancy.

Advantages

The router integrates 4G LTE connectivity with standard Wi‑Fi distribution, offering stable mobile internet without additional modems. Its compact form factor and simplified setup reduce installation time and space requirements. The device supports multiple simultaneous client connections and basic routing features to manage local traffic. Power-efficient operation and an accessible web interface make routine configuration and management straightforward.

Suitable for

• Homes without fixed broadband or with intermittent wired connections
• Small offices and retail locations requiring mobile internet backup
• Temporary sites, events, or remote workstations
• Shared internet access for smartphones, laptops, smart TVs, and IoT devices

Key specifications

• Cellular connectivity: 4G LTE (supports typical LTE bands for mobile data)
• Wi‑Fi: built‑in wireless access point for local device connection
• LAN ports: Ethernet connectivity for wired devices (number may vary by model)
• Compact desktop form factor for flexible placement
• Power: external power adapter with low power consumption
• Management: web‑based configuration interface for network and security settings

How to use

Insert an active SIM card with a suitable data plan into the router, connect the power adapter and wait for the device to establish a 4G LTE connection. Use the built‑in Wi‑Fi or connect devices via Ethernet to access the internet. Complete initial setup and network name/password configuration through the router’s web interface. Adjust basic security options such as Wi‑Fi encryption and administrative password to protect the local network.

Usage recommendations

Place the router near a window or an elevated position to improve cellular signal reception. Verify your mobile operator’s supported frequency bands if you plan to use the device in areas with limited coverage. Regularly update the router firmware through the web interface when updates are available and keep administrative credentials secure to maintain network stability and safety.