How many concurrent users can the RUCKUS R370 support, and what uplink port does it have?

It supports up to 256 concurrent users and includes a single 2.5GbE Ethernet uplink port.

What is the maximum wireless data rate supported by the RUCKUS R370 on Wi-Fi 7?

The RUCKUS R370 supports up to 3.57 Gbps on 802.11be (Wi-Fi 7).

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RUCKUS R370 Indoor Access Point - Wi-Fi 7, Dual-Band 2x2:2, 3.57 Gbps Max Rate, 2.5GbE Port, IoT Ready

ENTRY-LEVEL WI-FI 7 PERFORMANCE: A dual-band 2x2:2 radio delivers the full Wi-Fi 7 standard (802.11a/b/g/n/ac/ax/be) bringing enterprise-grade speed to small offices, retail spaces, and home offices.
256 CONCURRENT USERS & 2.5GBE UPLINK: Supports up to 256 concurrent users with a single 2.5GbE Ethernet port for high-throughput wired backhaul, well suited to low- to medium-density deployments.
IOT READY WITH USB 2.0: A built-in USB 2.0 port supports IoT device connectivity, extending the R370 beyond standard Wi-Fi into smart building and IoT deployments.
FLEXIBLE CONTROLLER SUPPORT: Works with RUCKUS Cloud, RUCKUS SmartZone, RUCKUS Unleashed, RUCKUS ZoneDirector, or as a standalone access point, giving IT teams the flexibility to manage the R370 however their network is set up.