ASUS RT-AC66U is the 5th generation WiFi dual-band router and platform that launches the newest ASUS AiCloud service. Its speed reaches 1.75Gbps, is the fastest ever available today, equipped Broadcom 802.11ac Wi-Fi controller and works on 2.4 Ghz and 5 Ghz. The 5Ghz band network supports up to 1.4Gbps, exceeding the current Gigabit cable transmission and 3X faster than 802.11n. The ASUS RT-AC66U delivers seamless free lag and stream multitasking, while ASIS AiRadar intelligently amplifies wireless connections via powerful amplification, offering optimized future performance proof. AiCloud provides unified apps for iOS and Android devices that make the ASUS RT-AC66U a personal cloud server, easily connected to Windows PCs, Macs, Linux machines and all USB storage. Each account can sync with other AiCloud clients and public cloud products directly. All content, files and data can be accessed, synchronized, shared and managed from virtually any device, smartphone to desktop, wherever and whenever you go online.

The ASUS RT-AC66U is very easy to use with Installation Setup (QIS) without CDs allowing you to plug in and surf instantly out of the box and connect your PC, smartphone, tablet and wireless device quickly. Thanks to enhanced interface equipment, you gain control from never before, allowing you to easily monitor signal strength, parental settings and other useful functions in an intuitive way. With the latest network technology, the ASUS RT-AC66U provides fast wired and wireless connectivity. ASUS makes this flagship router the highest-grade component, offering the best quality to enable stable connectivity and convenient upgrade. This router uses a powerful Wi-Fi removable antenna to further expand its wireless range. The ASUS RT-AC66U combines the 802.11ac wireless speed with the winning view of Reddot 2012 design award. It offers fast 5th generation Wi-Fi through 5GHz transmission.

Reinforced with 5th generation Wi-Fi (5G Wi-Fi), the Broadcom 802.11ac chipset delivers fast, very fast Gigabit ASUS RT-AC66U speed. Compared to the current 802.11n, the ASUS RT-AC66U delivers up to 1.3Gbps at 5GHz, 3X faster than 802.11n! Upgraded bandwidth has the higher capacity you need to increase the enjoyment of Wi-Fi at home. With notebooks, desktops, pads, and smartphones now all dependent on Wi-Fi, it's time to upgrade to the next generation so you can expand connectivity now and in the future. Delivering 2.4GHz and 5GHz simultaneously up to 450Mbps and 1.3Gbps, respectively, the ASUS RT-AC66U has a total speed of up to 1.75Gbps, and maintains complete stability. You can perform basic tasks such as web browsing and downloading files on a 2.4GHz band, while simultaneously allowing multiple devices to stream in HD or support online gaming and other heavy applications smoothly on the clearer 5GHz band.

ASUS RT-AC66U Manual User Guide table of contents; Getting to know your ASUS RT-AC66U wireless router, how to wired connection and wireless connection, Quick Internet Setup (QIS) with Auto-detection, connecting to your wireless network, setting up the wireless security settings, managing QoS (Quality of Service) Bandwidth, using AirCloud, configuring bridge, wireless MAC filter, Device Discovery, Firmware Restoration, ASUS EZ Printer Sharing, using LPR to Share Printer, basic Troubleshooting, frequently Asked Questions (FAQs).