ASUS ZenWiFi ET9 AX7800 Wireless Tri-Band Gigabit 2-Piece Mesh Wi-Fi System (White)

Overview

The ASUS ET9 (W-2-PK) is a wireless tri-band mesh Wi-Fi system designed to deliver fast and reliable internet coverage across large indoor spaces. It combines Wi-Fi 6E technology with a total throughput of up to 7780 Mb/s, spreading across the 6 GHz, 5 GHz, and 2.4 GHz bands to support multiple devices streaming, gaming, or working simultaneously. This two-piece system ensures seamless connectivity with a single SSID, making it easy to move around without losing signal strength.

Each unit features six internal antennas for broad and stable signal distribution, while flexible backhaul options allow you to connect the units via the 6 GHz band or wired Ethernet. The system also includes advanced security features and voice assistant compatibility, making it a comprehensive solution for modern home or office networks.

Key features

• Tri-band Wi-Fi 6E technology that provides high-speed connections across three frequency bands for better device management and reduced interference
• Coverage of up to 5700 square feet with a unified SSID, enabling smooth roaming without manual network switching
• 2.5 GbE WAN port with link aggregation support to maximize internet speeds and handle high-bandwidth demands
• Three Gigabit LAN ports for reliable wired connections to desktops, gaming consoles, or smart TVs
• USB-A 3.1 Gen 1 port for sharing printers, external storage, or other peripherals across the network
• Built-in AiProtection Pro to safeguard your network from online threats and Instant Guard VPN for secure remote access
• Compatibility with Alexa and Google Assistant for convenient voice control of your network settings
• Supports AiMesh technology and Smart Connect to expand network coverage and automatically assign devices to the best available band

Key specs

• Wi-Fi standard: Wi-Fi 6E (802.11ax) tri-band
• Maximum throughput: up to 7780 Mb/s combined across 6 GHz, 5 GHz, and 2.4 GHz bands
• Coverage area: up to 5700 square feet
• Antennas: six internal antennas per unit
• WAN port: 2.5 GbE with link aggregation support
• LAN ports: three Gigabit Ethernet ports per unit
• USB port: USB-A 3.1 Gen 1
• Security: AiProtection Pro, Instant Guard VPN

Connectivity and compatibility

This mesh system offers versatile connectivity options to fit various network setups. The 2.5 GbE WAN port supports high-speed internet plans and can be combined with link aggregation for even faster throughput. Wired devices can connect through the three Gigabit LAN ports, ensuring stable connections for bandwidth-intensive tasks. The USB-A port allows sharing of printers or storage devices, making it easier to access peripherals from any device on the network.

With support for AiMesh, you can expand your network by adding compatible ASUS routers, while Smart Connect automatically assigns devices to the optimal frequency band to maintain performance. Voice control integration with Alexa and Google Assistant adds convenience for managing your network hands-free.

Performance and reliability

The ASUS ET9 system is engineered to maintain strong and consistent Wi-Fi signals throughout large homes or offices. Its six internal antennas per unit help distribute signals evenly, reducing dead zones and interference. Flexible backhaul options let you choose between wireless 6 GHz or wired Ethernet connections to link the units, ensuring stable performance even in challenging environments.

Security features like AiProtection Pro protect your network from malware and intrusions, while Instant Guard VPN provides encrypted remote access, making this system suitable for users who prioritize both speed and safety. The tri-band design and smart band assignment help balance network traffic, so multiple users can enjoy smooth streaming, gaming, and video conferencing without interruptions.

Ideal uses and environments

This mesh Wi-Fi system fits well in large homes or office spaces where multiple devices require fast and reliable wireless connections. It is a strong choice for households with many smart devices, remote workers needing secure and stable internet, or small teams that depend on uninterrupted video calls and cloud access. The system’s coverage and throughput capabilities make it suitable for environments where high bandwidth and seamless roaming are essential.