The ASUS RT-AC66U is a 5th gen dual-band Wi-Fi router, and the launch platform for the new ASUS AiCloud service. Its speed reaches 1.75Gbps, utilizing the Broadcom 802.11ac Wi-Fi controller and working in 2.4GHz and 5GHz. The 5GHz band supports up to 1.3Gbps, exceeding current Gigabit wired transmission and 3X faster than 802.11n.

Jun 14, 2019 asus rt-ac66u | Newegg.com ASUS RT-AC66U B1 AC1750 Dual-Band Wi-Fi Router, AiProtection Lifetime Security by Trend Micro, AiMesh Compatible for Mesh Wi-Fi System. Wireless Data Rates: Up to 1.75Gbps Frequency Band: 2.4 GHz / 5 GHz WAN Ports: 1 x 10/100/1000M Interface: 1 x USB 2.0 1 x USB 3.0 Model #: RT-AC66U B1 Item #: N82E16833320325 Return Policy: Standard Return Policy Asus RT-AX88U AX6000 Wi-Fi 6 Router Review - Dong Knows Tech Jul 20, 2020

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Asus RT-AC66U B1 Router AC1750 Dual-Band Gigabit Wi-Fi RT-AC66U B1 Router AC1750 Dual-Band Gigabit Wi-Fi Router with USB 3.0 N600 Dual-Band WiFi DOCSIS 3.0 Cable Modem and Router - 340 Mbps SURFboard SBV3202 DOCSIS 3.0 eMTA