Belkin Connect Universal USB-C 8-in-1 Dual Display Core Hub (INC015)

Name: Belkin Connect Universal USB-C 8-in-1 Dual Display Core Hub (INC015)
Brand: Belkin

This is what matters about Belkin Connect Universal USB-C 8-in-1 Dual Display Core Hub (INC015).

About

A Silicon Motion-based Belkin hub with two physically-identical HDMI ports that are electrically unequal — one reaches 4K@60Hz, the other tops out at 4K@30Hz — plus Gigabit Ethernet and 100W of Power Delivery.

HDMI version: 1.4 / 2.0
DP Alt Mode: Yes
Power Delivery in: 100W
Max resolution: 3840x2160@60Hz
Requires DisplayLink driver: Yes

Ports: 2× USB-C 3.2 Gen2 (10Gbps), 2× USB-A 3.2 Gen1 (5Gbps), 1× USB-C 3.2 Gen2 (PD 100W), 1× HDMI 1.4 (secondary, 4K@30Hz), 1× HDMI 2.0 (primary, 4K@60Hz) and 1× Ethernet (Gigabit)

Confirmed with

Notebook (generic)
The two HDMI ports are not interchangeable: only the primary port reaches 4K@60Hz (requiring host DisplayPort 1.4 support), while the secondary port is hard-capped at 4K@30Hz. Dual-display functionality relies on an installable Silicon Motion driver.