- - Black
- - Dual-band (2.4 GHz / 5 GHz) Wi-Fi 4 (802.11n) 450 Mbit/s
- - Gigabit Ethernet
- - Ethernet WAN
- - Ethernet LAN (RJ-45) ports: 5
- - Web-based management Quality of Service (QoS) support
IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IPv4, IPv6, 2.4GHz/5GHz
Incredible Performance with Incredible Control
The ASUS RT-N66U dual-band wireless-N900 gigabit router delivers incredible performance and coverage range. With new ASUSWRT UI, quickly setup your network, customize user access, and monitor signal strength. Following the award-winning RT-N56U, the RT-N66U increases Wi-Fi speed for both 5 GHz and 2.4 GHz transmission by 50% up to 900Mbps that makes it ideal for bandwidth demanding tasks such as 3D HD video streaming, multiplayer gaming, USB hard drive file sharing, and USB connected printer sharing. Built-in Wi-Fi amplifiers make the RT-N66U the perfect wireless router for larger, multi-level homes and buildings with signal range that reaches virtually any area.
Whether you’re a tech-savvy enthusiast or a first-time user, the RT-N66U is exceptional easy to use with CD-free, Quick Installation Setup (QIS) that lets you plug-n-surf right out of the box and connect PCs, smartphones, tablets, and other wireless devices quickly. Thanks to its refined interface tools, you get control like never before, letting you monitor signal strength, setup parental settings, and other useful functions in a robust yet intuitive way.
NVIDIA GameStream Ready
Your router is about to have a lot more fun. That’s because it can now stream all your favorite PC games to the NVIDIA® SHIELD™ portable to play anywhere in the house using fast, ultra-reliable NVIDIA GameStream™ technology. ASUS routers deliver lag-free, high-performance game streaming from GeForce® GTX™=powered PCs or NVIDIA GRID™ cloud gaming systems.
Designed for Class-Leading Speed and Range
Designed with the latest in networking technology, the RT-N66U delivers exceptionally fast wired and wireless connectivity. What’s more, it comes with a powerful detachable Wi-Fi antenna to further extend wireless range.
Consistent worldwide praise for networking excellence
ASUS routers package the speediest performance in artistic styling, with the RT-N66U winning a Reddot 2012 design award for its elegance. It’s the fastest N900 Wi-Fi router on the market, tested by SmallNetBuilder.com and honored by a CES 2011 Innovations Award. Noticeable network speed gains available to customers have been mentioned by C’T Magazine, and the RT-N66U has tallied over 90 awards and recommendations from international media.
The one place for all your data – ASUS AiCloud
ASUS AiCloud is a smart and easy mobile application that brings your ASUS cloud experience to iOS and Android. Access, stream, sync, and share all your files on the go from both public and private cloud storage services.
Dual-Band Connectivity for Lag-Free Entertainment
Delivering both 2.4 GHz and 5 GHz concurrent bands up to 450Mbps and 450Mbps respectively, the RT-N66U has a total speed of up to 900Mbps connectivity to provide speed with stability. Perform basic internet tasks like Web browsing and file downloading under the 2.4 GHz band, while also simultaneously streaming 3D HD content and other demanding applications smoothly on the 5 GHz band.
Optimized and Reliable Wireless Coverage via Ai Radar
ASUS Ai Radar intelligently strengthens connections to wireless devices. With high-powered amplification and beam package, it provides optimized signals in any direction with better coverage to improve data throughput.
3-Step Easy Setup Through Your Pad, Smartphone, or PC
With the RT-N66U, setup is simple. Simply power and connect the router and then open a browser on a Wi-Fi-enabled device like a laptop or tablet. You will be taken to a setup page with a prompt to enter the ID/password from your Internet provider and that’s it! Now setting up your network is easier than ever.
Get online in 30 seconds
Smart auto-detection design makes it possible for you to go from first plugging in the RT-N66U to setup completion in under 30 seconds! Compared to the lengthy installs and hassles of other routers, this development from ASUS offers a true wonder of ease of use, and puts the most extreme networking speeds within your reach quicker than ever before.
Powerful functions, easiest management
With the ASUSWRT Dashboard UI, setup, monitor, and control network applications all in one intuitive area. The whole new dashboard interface lets you manage all clients and settings on a single graphical interface and provides 1-click updates.
Optimize Your Network for You
Do you game a lot, or spend most of your time streaming videos? Whatever your planned use is, the RT-N66U has a Quality of Service (QoS) that lets you select how much bandwidth is prioritized for virtually any task. Plus, the traffic monitor allows you to check your Web usage in a clear and graphical interface.
Two Multi-Functional Built-in USB ports
Featuring connectivity to devices, FTPs, SAMBA, UPnP AV servers, the RT-N66U makes sharing and networking easier with two built-in USB ports. Download HTTP, FTP, and P2P files to a router-connected USB storage device all day without the need of PC. Additionally, the twin USB ports allow network printer and file server connections, so you perform multiple tasks at once.
Download and Stream From Anywhere
Download Master lets you download and play multimedia files stored on a router-attached USB storage device on PC, tablet, PS3, XBOX, and Internet TV. Download Master can also download files while a PC is turned off, and allows you to manage and monitor download status remotely.
Powerful Online Multitasking up to 300,000 Data Sessions
Support f or a massive data pipeline of up to 300,000 data sessions means the RT-N66U has around 20 times the networking capacity of other conventional routers for exceptionally smooth performance.
Separate and Secure Wi-Fi Network via Guest Network Access
The RT-N66U supports up to three wireless networks over the 2.4 GHz band and three over the 5 GHz band, so it can protect computers from any unauthorized access, hacking and virus attacks. The parental control allows you to set up your kids' computer access times.
VPN Server Enabled
Easily set up a VPN server to surf the Web and access data—no matter where you are. Featuring MPPE encryption, your data transmission will be secure and confidential.
Flexible Installation with Versatile Design
Wall-mountable, the RT-N66U fits nearly any space in the home or office.
ASUS RT-N66U, Wi-Fi 4 (802.11n), Dual-band (2.4 GHz / 5 GHz), Ethernet LAN, Black
ASUS RT-N66U. Wi-Fi band: Dual-band (2.4 GHz / 5 GHz), Top Wi-Fi standard: Wi-Fi 4 (802.11n), WLAN data transfer rate (max): 450 Mbit/s. Ethernet LAN interface type: Gigabit Ethernet, Ethernet LAN data rates: 10,100,1000 Mbit/s, Cabling technology: 10/100/1000Base-T(X). Security algorithms: 128-bit WEP, 64-bit WEP, WPA-PSK, WPA2-PSK, WPS. Management protocols: UPnP, DLNA, DNS Proxy, DHCP, NTP Client, DDNS, Port Triger, Virtual Server, DMZ. Product colour: Black, LED indicators: LAN, USB, WAN
A great router, especially if you want to network a USB printer... 
Excellent Wi-Fi range and speeds, Comprehensive Web interface, Great design... 
Steep price tag, 3G and 4G stick compatibility is murky... 