JSAUX 4-in-1 Docking Station (HB0503)

Name: JSAUX 4-in-1 Docking Station (HB0503)
Brand: JSAUX

This is what matters about JSAUX 4-in-1 Docking Station (HB0503).

About

JSAUX's minimal handheld dock — HDMI at 4K@60Hz, 100W PD, and just two USB 2.0 ports, structurally no Ethernet despite the "docking station" branding.

HDMI version: 2.0
Power Delivery in: 100W
Max resolution: 3840x2160@60Hz
Requires DisplayLink driver: No

Ports: 1× USB-C (host), 1× USB-C (PD 100W), 1× HDMI 2.0 and 2× USB-A 2.0

Confirmed with

ROG Ally
Steam Deck
Legion Go
Notebook (generic)
No Ethernet port despite being marketed under JSAUX's "docking station" line — this unit prioritizes minimum weight and cost, forcing all online gaming through Wi-Fi. Data ports are hard-capped at legacy USB 2.0 (480Mbps).