4K Dual HDMI Output & 1080P VGA : USB C to Dual HDMI monitors adapter can mirror or extend your screen with the HDMI VGA ports, directly stream 4K UHD or Full HD video to HDTV; The max resolutions of the two HDMI and VGA are 4K@30Hz and 1080P@60HZ respectively; HDMI and VGA port can be work at the same time. Note: For the Laptop of Mac OS system,doesn't support Triple Display, no matter display as mirror mode or extend mode, the screen of 3 monitors are same. Super Speed Data Transfer Ports: This Type C usb adapter comes with 3 usb 3.0 ports and one usb c port,the transfer speed of them are up to 5Gbps, allows you tranfer files in seconds from your usb flash driver, usb/usb c hard disks. In addition, you can connect the keyboard or mouse without any lag via 2 USB 2.0 ports. Note: This is USB C dongle only 1 HDD/SSD can be connected at the same time. USB C to Gigabit Ethernet and Audio Port: The USB C to ethernet Adapter support 10/100/1000BASE-T Lan networks, just plug in an ethernet cable, you can enjoy the ultra-fast gigabit ethernet speeds and the reliability of a wired connection directly. Worry-free about about wifi's instability and interference from USB 3.0; Also, this usb c dock have a 3.5mm Audio port for you to put in your wired headset, so that you can enjoy music without disturbing others. USB C Card Reader & 100W Power Charging Port: This Macbook docking station support you to charging your laptop at power up to 100W while connecting multiple peripherals, worry-free about power storage; Also with this usb c to sd card reader,you can conveniently browse photos instantly on your USB-C smartphones/laptops and transfer hundred photos in seconds to your laptop with highest speed up to 104MB/S. Also this sd card adapter support SD & TF work simultaneously.