Quick overview from the supplier:
Wi-Fi 6 Dual Band Access Point Grandstream "GWN7664" 3550Mbps, OFDMA, 1G+2.5G Ports, PoE, Controller
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3.55Gbps aggregate wireless throughput, 3.5Gbps aggregate wired throughput
Dual-band 4x4:4 MU-MIMO with DL/UL OFDMA technology
Up to 175-meter coverage range
Supports 750+ concurrent Wi-Fi client devices
Includes 1x 1G Port and 1x 2.5G Port
Advanced QoS to ensure real-time performance of low-latency applications
Anti-hacking secure boot and critical data/control lockdown via digital signatures, unique security certificate/random default password per device
Self power adaptation upon auto detection of PoE or PoE+
Embedded controller manages up to 50 local GWN APs; GWN.Cloud offers unlimited AP management, & GWN Manager offers on-premise software AP management
https://www.grandstream.com/products/networking-solutions/indoor-wifi-access-points/product/gwn7664
