Upgraded 5-in-1 Docking Station: Features HDMI 2.1 4K@120Hz output for ultra-smooth, crystal-clear visuals, plus 100W PD charging, dual USB A 2.0 ports, and a reliable Ethernet connection. Now supports ROG Ally X and Legion Go S, giving you more ways to enjoy a seamless big-screen gaming experience. NOTE: Not for ROG XBOX Ally / XBOX Ally X. 4K@120Hz HDMI Output (Upgraded): Experience double the refresh rate compared to the previous 4K@60Hz version. Whether youre battling online or watching cinematic cut-scenes, enjoy buttery-smooth gameplay and reduced screen tearing on external monitors.