Widely Compatibility:Compatible with Steam Deck OLED,Steam deck,ROG Ally,Legion Go,Switch,laptop,iPad,Android,phones and other devices built-in USB C port. our this Handheld docking station redefines your Steam Deck gaming experience, allows you to project games to a larger display when you are tired of using thumbsticks or trackpads. Stable Gigabit Ethernet & Fast Data Transmission:supports 10/100/1000BASE-T Lan networks,which could elevate your gaming to the next level with blazing-fast gigabit Ethernet, delivery unparalleled download and upload speeds for seamless online multiplayer and reduce the lag of playing games. 4K@60Hz HDMI,Output: This Gamer Docking station comes with a 4K@60Hz HDMI 2.0,When you connect an external 4K monitor, it can provide you sharper and smoother visual experience, so you can enjoy the visual feast on your games. to achieve higher resolutions, simply navigate to game settings > properties > general > game resolution. however, please ensure that both the hdmi ports and cables used are hdmi 2.0 or above. Dual Cooling RGB Fans: Good heat dissipation not only extends the battery life of the steam deck, but also prevents other problems caused by overheat,increase the speed of cooling air entering steam deck so that heat dissipates faster.Say goodbye to the woes of system crashes or lost frames, and embrace a consistently smooth gaming experience. 12-in-1 Handheld Console Dock:Transforms your Steam Deck OLED/ASUS ROG ALLY/Lenovo Legion Go's USB Type-C into 9 ports: HDMI 2.0 (4K@60Hz), Gigabit Ethernet (1000Mbps),3 USB3.0 (5Gbps), 3 USB2.0, USB Type C PD 3.0 (100W),2 Pairs button cap,40 Gbps Type C adapter.this handheld console dock combines hub, stand base,heat sink,it is a professional handheld gaming dock station.