The ASUS AX1800 series (models RT‑AX53U, RT‑AX55, RT‑AX1800U) is a modern Wi‑Fi 6 (802.11ax) dual-band router offering:

• Up to 574 Mbps on 2.4 GHz and 1201 Mbps on 5 GHz, totalling ~1800 Mbps (AX1800) with 1024‑QAM support.

• Supports MU‑MIMO and OFDMA, which boosts efficiency and device capacity—great in busy households. It also includes Target Wake Time (TWT) for improved battery life on client devices.

• AiProtection Classic built-in (Trend Micro security), includes firewall, intrusion prevention, malicious site blocking—no extra subscription required .

• Compatible with AiMesh, ASUS’s mesh Wi‑Fi system for seamless roaming and coverage expansion.

• Features 4× Gigabit LAN ports, 1× Gigabit WAN, and on select units a USB 2.0 port for sharing storage or USB‑modem backups .