WAVLINK UG7602HC Portable USB3.0/USB-C to Dual HD Display Adapter 4K Expansion Graphics Card Sync Screen Expander ?Compatible with Microsoft Windows and Mac OS X operating systems ?Compact and portable,fits easily in any backpack or laptop bag ?HD 2K port supports resolutions up to 2K (1920 x 1080@60Hz) ?HD 4K port supports resolutions up to 4K (3840 x 2160@30Hz) ?Built-in "Content Adaptive Technology" for GPU to reduce CPU loading ?USB 3.0 port and powerful GPU ensure stable video transmission ?Supports H.264,H.263,MP4,and other video decoding formats ?Theoretically supports up to 8 monitors on Windows computers and 6 monitors on for Mac OS computers. No external power adapter is required,and no driver is needed on Windows 10 operating system ?With a USB-A port and USB-A to USB-C adapter in one,UG7602HC can be easily connected to smartphones,desktop computers,laptops,and tablets Specifications: ?Name: 4K Display Adapter ?Model: UG7602HC ?USB interface: USB3.0 ?Video Interface: HD ?Resolution: Left (1920*1080@60Hz)Right(3840*2160@30Hz) ?Memory: DDR3256M ?Product Size: 90 x 46 x 15mm ?Cable length: 15cm Package included: ?1 x Portable Expander ?1 x English Manual ?Other items not included