ASUS RT-AC66U Dual Band Wireless AC1750 Router


  • 1GHz CPU powers dual-band 3×3 802.11ac Wi-Fi technology for speeds up to 1750Mbps and wide, responsive coverage for large homes. Coverage area – 3,000 square feet
  • Monitor and manage your network with ease from your mobile device using the intuitive ASUS Router App; Firewall: SPI intrusion detection, DoS protection
  • Effortless router setup with ASUSWRT web-based interface. OS Support – Linux, Windows 8,Windows 10,Windows 7 ,Mac OS X or higher, Windows 8.1,Windows XP
  • Integrated USB 3.0 and 2.0 ports enable printer sharing throughout your network and remote file access with AiCloud 2.0 support
  • AiProtection Powered by Trend Micro provides multi-stage protection from vulnerability detection to protecting sensitive data
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Wireless Standard
IEEE 802.11a / IEEE 802.11ac / IEEE 802.11b / IEEE 802.11g / IEEE 802.11n
Network Protocols
IPv4, IPv6
64-bit WEP, 128-bit WEP, WPA2-PSK, WPA-PSK, WPA-Enterprise , WPA2-Enterprise , WPS support
WAN Ports
1 x 10/100/1000M
LAN Ports
4 x 10/100/1000M
1 x Power
2 x Wi-Fi
1 x WAN
4 x LAN
WPS Button, Reset Button, Power Button, Wireless on / off Button
Wireless Data Rates
AC1750 / Up to 1.75Gbps
Frequency Band
2.4 GHz / 5 GHz
3 x External antenna
Operation Mode
Access Point Mode / Media Bridge Mode / Range Extender Mode / Wireless Router Mode
1 x USB 2.0
1 x USB 3.0
Power Adapter
AC Input: 110V~240V (50~60 Hz)
DC Output: 19V with max. 1.75A current
44.96 mm x 217.93 mm x 148.08 mm
System Requirements
Windows 10
Windows 8.1
Windows 8
Windows 7
Windows XP
Mac OS X or higher
662.24 g


Fast Wi-Fi Speeds – Concurrent dual-band Wi-Fi delivers smooth streaming with 2.4 GHz speeds up to 450 Mbps and 5 GHz speeds up to 1300 Mbps.

Optimized Wi-Fi Range – AiRadar beamforming and high-power antennas for better coverage.

Network control via ASUS Router app – PC-free control of network settings, anytime, anywhere.

Parental Controls – Monitor and restrict internet activity for any user.

Improved network safety with ASUS AiProtection – Triple-strength network security powered by Trend MicroTM.

USB 3.0 – Built-in USB 3.0 port for printer sharing, 3G / 4G dongle support and 10X-faster data-transfer speeds than USB 2.0 for storage devices.


Package Contents
RT-AC66U Dual Band 3×3 802.11AC Gigibit Router
RJ-45 cable
Support CD (User manual and utility software)
Power adapter
Quick start guide
Warranty card