Features: 1. USB 3.0 to Dual HDMI Adapter: This USB to HDMI adapter can expand 2 independent screens via the computer's USB 3.0 port, which can be expanded to the same screen or different screens, compatible with the computer's USB2.0 port. 2. HD Resolution Output: This USB HDMI adapter can output two 1080P@60Hz HD images simultaneously. 3. Mirroring and Expansion Mode: This USB3.0 to 2-screen adapter can synchronously mirror the computer's screen to two independent screens for display; it can also extend different application windows to two independent screens to get different images. Very suitable for data comparison and securities monitoring. 4. Compatible with Multiple Systems: This USB to dual-screen adapter is compatible with Windows 7/8/8.1/10, MacBook, and ChromeBook. The driver must be installed before use. For the driver download address, please refer to the user manual. The macOS system needs to download the corresponding driver version. 5. Easy to Use Without Power Supply: Plug and play, the adapter is powered by USB, no external power supply is required. After installing the driver, connect the device correctly and use it. Description: With its lightweight and portable size, this adapter is easy and convenient to carry and use. Specifications: Input: USB 3.0 Output Resolution: Up to 1920*1080p@60Hz Transmission Rate: 5Gbps Package Contents: 1* Adapter