Fast, Flexible 4G LTE Connectivity Anywhere

The TP-Link TL-MR6400 is a versatile 4G LTE wireless router designed to provide fast and reliable internet access in homes, offices, holiday properties, remote work locations and areas with limited fixed-line broadband availability. Featuring an integrated 4G LTE modem, built-in Nano SIM card slot, and wireless speeds of up to 300Mbps, the router delivers instant internet connectivity with minimal setup.

Simply insert a SIM card, power on the router, and share your 4G LTE connection with up to 32 wireless devices simultaneously.

Key Features & Benefits

Plug-and-Play 4G Connectivity

Integrated LTE modem and SIM card slot allow immediate internet access without complex configuration.

Fast 4G LTE Speeds

Supports download speeds of up to 150Mbps, ideal for web browsing, video streaming, online meetings and everyday internet usage.

Wireless N 300Mbps Wi-Fi

Reliable 2.4GHz wireless networking ensures smooth connectivity for multiple devices throughout your home or office.

Connect Up to 32 Devices

Share your mobile broadband connection with smartphones, tablets, laptops, smart TVs, cameras and IoT devices simultaneously.

Dual External LTE Antennas

Detachable high-gain antennas help improve reception, signal stability and overall network performance.

WAN Failover Support

Use the router with a wired broadband connection or have 4G LTE automatically provide backup internet access during outages.

Simple Mobile Management

Manage your network through the TP-Link Tether App or web-based interface.

Advanced Security Features

Supports firewall protection, VPN functionality, guest networking and parental controls.

Technical Specifications

Mobile Network Support

4G LTE

• FDD-LTE Cat 4
• Download Speeds Up To 150Mbps

Supported LTE Bands

• 800MHz
• 900MHz
• 1800MHz
• 2100MHz
• 2300MHz
• 2500MHz
• 2600MHz

3G Compatibility

• DC-HSPA+
• HSPA+
• HSPA
• UMTS

SIM Card Support

• Nano SIM Card Slot

Wireless Specifications

Wireless Standard

• IEEE 802.11b
• IEEE 802.11g
• IEEE 802.11n

Frequency Band

• 2.4GHz

Wireless Speed

• Up To 300Mbps

Transmission Power

• Less Than 20dBm

Wireless Functions

• Wireless Radio On/Off
• Wireless Scheduling
• WMM Support
• Wireless Statistics

Antennas

Antenna Configuration

• 2 × Detachable External 4G LTE Antennas

Benefits

• Enhanced Mobile Signal Reception
• Improved Coverage
• More Stable Connections
• Better Rural and Remote Area Performance

Wired Connectivity

Ethernet Ports

• 3 × 10/100Mbps LAN Ports
• 1 × 10/100Mbps LAN/WAN Port

WAN/LAN Port Features

• Broadband Router Mode
• Internet Failover Support
• Compatible with Cable, Fibre and DSL Connections

Security Features

Wireless Security

• 64-bit WEP
• 128-bit WEP
• WPA/WPA2
• WPA-PSK/WPA2-PSK

Firewall Protection

• SPI Firewall
• DoS Attack Protection
• IP & MAC Address Binding

Access Management

• Parental Controls
• Host Access Control
• Local Management
• Remote Management

VPN Features

VPN Pass-Through

• PPTP
• L2TP
• IPSec

VPN Server

• OpenVPN
• PPTP VPN Server

Network Features

WAN Connection Types

• Dynamic IP
• Static IP
• PPPoE
• PPTP
• L2TP

DHCP Functions

• DHCP Server
• DHCP Client
• DHCP Reservation
• Client List Management

Dynamic DNS

• TP-Link DDNS
• DynDNS
• No-IP

Port Forwarding

• Virtual Server
• Port Triggering
• UPnP
• DMZ

Quality of Service

• QoS
• WMM

Guest Network

• Dedicated 2.4GHz Guest Network

Protocol Support

• IPv4
• IPv6

Operating Modes

Router Mode

• 3G/4G LTE Router

Broadband Router Mode

• Standard Wireless Router Using WAN Port

WAN Failover

• Automatic Backup via Mobile Network

Controls & Buttons

Physical Buttons

• WPS / Reset Button
• Wi-Fi On/Off Button

Power

Power Supply

• Input: 9V / 0.85A

Physical Specifications

Dimensions

• 174 × 124.5 × 33.5mm

Design

• Compact Desktop Router
• Detachable LTE Antennas

Certifications

• CE
• RoHS

System Requirements

Supported Operating Systems

• Windows
• macOS
• Linux
• UNIX
• NetWare

Browser Support

• Microsoft Edge / Internet Explorer 11+
• Chrome 20+
• Firefox 12+
• Safari 4+
• Java-Enabled Browsers

Package Contents

• TP-Link TL-MR6400 300Mbps Wireless N 4G LTE Router
• Power Adapter
• RJ45 Ethernet Cable
• Quick Installation Guide

Ideal For

• Rural Broadband Access
• Mobile Internet Connections
• Holiday Homes
• Remote Working
• Temporary Installations
• Small Offices
• Backup Internet Connectivity

Why Choose the TP-Link TL-MR6400?

The TP-Link TL-MR6400 offers a simple and reliable way to bring internet connectivity wherever a 4G LTE signal is available. With plug-and-play SIM setup, support for up to 32 connected devices, 300Mbps wireless speeds, dual LTE antennas and WAN failover functionality, it provides excellent flexibility for both primary and backup internet connections.

Whether you need broadband in a rural location, a backup connection for your home office, or a portable networking solution for temporary deployments, the TL-MR6400 delivers dependable performance with straightforward management and broad network compatibility.