USB 3.0 or USB C to HDMI Adapter: Featuring a hybrid 2-in-1 cable, the dual monitor adapter can be easily connected to USB - C, USB - A, for Thunderbolt 3/4, and USB 4 devices and supports replication and expansion functions. 4K@30Hz + 1920x1080@60Hz Ports: The HDMI adapter can simultaneously connect a 4K 30Hz screen and a 1920x1080 60Hz screen to your laptop. With it, you can enjoy movies and games with family and work efficiently on an external ultra - HD screen. Mirror and Extend Mode: Under the Windows operating system, three different modes are supported, which enable screen projection in three ways [AAA, ABB, ABC], allowing the screen to be extended to two external displays that can be either identical or different. Similarly, three different screen projection modes can also be achieved in the MacOS 10.15 system, which can help improve your productivity. System Support: for Windows 11, 10, 7, 8.1, for Mac OS 10.10 or higher version, for Chrome OS, Android 7.1 and above, Windows 8.1 and Android devices only support mirroring mode with resolutions up to 1080P. (Att: iOS, Linux and Unix are not supported. ) Get and Use: 1 x USB 3.0 Type A/C to HDMI Dual Display Adapter;1 x User Manual. After plugging into the computer, the system will prompt you to install the driver. No external CD driver and power is required. Efficiency: Transform your workspace with this USB to Dual HDMI Adapter, enabling seamless dual monitor setups for increased efficiency and multitasking. Color:As Shown Material:Aluminum Alloy Package Contents: 1 * USB 3.0 to Dual HDMI-Compatible Adapter