Features:

1. Dual-Band Technology:
   • 2.4 GHz Band: Up to 300 Mbps
   • 5 GHz Band: Up to 867 Mbps
   • Simultaneous Operation: Provides high-speed connections on both frequency bands.
2. 4G LTE Connectivity:
   • SIM Card Slot: Supports 4G LTE SIM cards, enabling internet access via mobile networks.
   • 4G LTE Speeds: Provides high-speed internet access through 4G LTE, ideal for areas lacking traditional broadband.
3. Wireless Standards:
   • 2.4 GHz Band: 802.11b/g/n
   • 5 GHz Band: 802.11a/n/ac
4. Ethernet Ports:
   • WAN Port: 1 x Gigabit WAN port (10/100/1000 Mbps) for connecting to a wired internet source or for use with the 4G LTE network.
   • LAN Ports: 3 x Gigabit LAN ports (10/100/1000 Mbps) for wired connections to devices.
5. Antenna Type:
   • External Antennas: Multiple external antennas (typically 3) for improved coverage and signal strength.
6. Beamforming Technology:
   • Beamforming: Enhances wireless performance by directing signals toward connected devices for better range and reliability.
7. Network Management:
   • TP-Link Tether App: Allows easy setup and management of the router via a mobile app.
   • Web Management Interface: Provides a web-based interface for advanced configuration and monitoring.
8. Security Features:
   • Wireless Security: WPA/WPA2-PSK encryption to protect your wireless network.
   • Firewall: SPI Firewall and DoS protection for enhanced security.
9. Guest Network Support:
   • Guest Network: Enables the creation of a separate network for guests, allowing secure and isolated access.

Functions:

1. 4G LTE Internet Access:
   • Provides internet connectivity via 4G LTE networks using a SIM card, useful for areas without fixed broadband.
2. Dual-Band Wi-Fi:
   • Delivers simultaneous dual-band Wi-Fi for optimized performance and reduced interference.
3. Wired and Wireless Connectivity:
   • Offers both high-speed wired connections through Gigabit Ethernet ports and fast wireless access.
4. Network Management:
   • Facilitates easy setup, monitoring, and management of network settings through mobile apps and web interfaces.

Benefits:

1. Flexible Internet Access:
   • The 4G LTE capability offers an alternative to traditional broadband, ideal for locations where wired internet is unavailable or unreliable.
2. Enhanced Wireless Performance:
   • Dual-band operation and Beamforming technology ensure better coverage, faster speeds, and improved performance for various applications.
3. Improved Network Security:
   • Robust security features protect against unauthorized access and potential network threats.
4. Ease of Use:
   • Simple setup and management via the TP-Link Tether app and web interface make it accessible for users of all technical levels.
5. Guest Network Provision:
   • Allows for secure guest access without compromising the main network’s security.

Advantages:

1. Versatility:
   • Combines the benefits of high-speed dual-band Wi-Fi with 4G LTE connectivity, making it suitable for both home and small office use.
2. High-Speed Connectivity:
   • The dual-band technology and Gigabit Ethernet ports provide fast and reliable internet for a range of applications, including streaming, gaming, and working from home.
3. Broad Coverage:
   • External antennas and Beamforming technology enhance signal strength and coverage, reducing dead zones and improving overall network reliability.
4. Remote and Temporary Setup:
   • Ideal for use in remote areas, temporary setups, or as a backup internet source when traditional broadband is unavailable.
5. Future-Proofing:
   • Support for modern wireless standards and technologies ensures compatibility with current and future devices.

The TP-Link Archer MR400 is designed to offer a versatile and high-performance networking solution with the flexibility of 4G LTE, making it a valuable option for various user needs and environments.