JSAUX Docking Station for Steam Deck, ROG Ally X, Legion Go S — 4K@120Hz HDMI 2.1, 100W PD, Gigabit Ethernet

The JSAUX 6-in-1 Docking Station converts handheld gaming systems into a full-featured desktop setup with 4K@120Hz video, 100W power delivery, three USB-A 3.0 ports, and gigabit Ethernet.

Whether you play on a Steam Deck LCD/OLED, ROG Ally X, Legion Go S or similar handheld, this compact hub adds the ports and performance to connect to a TV or monitor, wired networks, and multiple USB accessories. It replaces a tangle of adapters by consolidating high-bandwidth video, fast charging, and reliable wired networking into one small unit so you can jump into multiplayer matches, stream content, or use desktop peripherals without interruption.

How does this dock improve visuals for games and video?

The dock upgrades HDMI output to HDMI 2.1, supporting up to 4K resolution at 120Hz for televisions and monitors capable of that bandwidth. The higher refresh rate reduces motion blur and helps maintain smoother action on external displays compared with 60Hz alternatives.

• HDMI 2.1 output with 4K@120Hz support for compatible displays
• Better frame pacing and less perceived tearing at high refresh rates
• Ideal for fast-paced titles and cinematic playback on external screens

Will it keep my handheld charged during long sessions?

The dock provides full-speed 100W Power Delivery so you can feed high-demand devices while playing. It supports the ROG Ally’s Turbo Mode (30W) and supplies enough headroom for charging-intensive workflows; using a 100W charger is recommended to ensure continuous performance.

• Up to 100W PD passthrough to power handhelds and accessories
• Supports ROG Ally Turbo Mode and sustained charging under load
• Minimizes battery drain during extended gaming or streaming

How does wired networking and USB expansion help my setup?

Gigabit Ethernet delivers a stable, low-latency connection for online play, large downloads, and streaming. Three USB-A 3.0 ports expand connectivity for controllers, keyboards, mice, external drives, and other peripherals for a desktop-like experience.

• 1x Gigabit Ethernet port for reduced latency and faster transfers
• 3x USB-A 3.0 ports for controllers, storage, and input devices
• One hub for networking, charging, and peripherals without swapping cables

Which handhelds are compatible with the dock?

This hub supports a broad range of contemporary handheld gaming PCs, including Steam Deck LCD and OLED models, ROG Ally and Ally X, Legion Go and Go S, plus MSI Claw. It is not compatible with ROG XBOX Ally/XBOX Ally X models—check your handheld before purchasing.

• Compatible: Steam Deck (LCD/OLED), ROG Ally/Ally X, Legion Go/Go S, MSI Claw
• Not compatible: ROG XBOX Ally / XBOX Ally X
• Single dock works across multiple handhelds for travel and at-home use

Who is this for: The JSAUX 6-in-1 Docking Station is for handheld PC gamers and content viewers who want a simple way to connect to high-refresh displays, wired networks, and multiple USB accessories without juggling adapters. It suits players who run demanding titles in Turbo or high-performance modes, stream to larger screens, or need fast, reliable network access for competitive play. If you own one of the supported handhelds and want a compact, multiport hub that delivers higher refresh video, robust charging, and Ethernet stability, this dock is built to simplify and upgrade your setup.