Things to Know Before Buying: Make sure your device's USB-C port supports DisplayPort(DP) Alt Mode(video output capability). The USB C to Dual HDMI Adapter supports both Mirror and Extend mode. A-A-A or A-B-B display for MacOS while A-A-A or A-B-B or A-B-C for Windows.(Note: The MacOS System doesn't support MST(A-B-C) Mode. 4-in-1 USB C Hub: The USB C multiport adapter equipped with 2*4K@60Hz HDMI port, 1*USB A 3.0(5Gbps) port and 1*USB-C 100W PD charging. With 2 HDMI ports, this USB C to HDMI adapter supports expand your workspace or media content on two screens simultaneously, greatly improving work efficiency. Dual 4K Video Output:This HDMI splitter for dual monitors allows mirroring or extending your laptop display to two monitors at resolutions up to 4K@30Hz simultaneously, or 4K@60Hz when using a single HDMI port. Ensure your device supports 4K resolution and use an HDMI 2.0 cable or better for optimal performance. 100W Power Delivery and 5Gbps Data Transfer: This dual HDMI adapter for 2 Monitors supports up to 100W fast charging and features a USB-A 3.0 port for 5Gbps high-speed file transfers and OTG function or just connect USB peripherals. Ideal for professionals handling large data volumes with ease. Wide Compatibility: The HDMI dual monitor adapter is plug-and-play. Compatible with numerous USB-C laptops, such as MacBook/MacBook Pro 2025-2017, MacBook Air 2025-2018, Dell XPS12(9250)/Dell XPS13(9350)/Dell XPS15(9550)/Dell Latitude 13 7000, HP Spectre x2 x360/HP Probook 450 G5/6/7 etc. Supports Linux, Windows, MacOS and Android systems.