I am selling this item because I no longer use it frequently. I have confirmed that it is working properly. Please consider this item only if you understand that it is a used product. Brand: Omars Hardware Interface: MicroSD, VGA, USB 3.0 Type C, HDMI, USB 3.0 Type A, USB 2.0 Type A, USB 3.0 Number of Ports: 11 Product Size: 11.4 x 6.23 x 1.65 cm; 106 g Data Transfer Rate: 5120 Megabytes Per Second 【Triple Display Monitor】Expand to 3 monitors using the USBC hub's HDMI and VGA ports. Both HDMI ports can display up to 4K as long as your computer and monitor support 3840x2160 4K @ 30Hz. For Mac systems, it only supports mirror mode and non-mirror mode. Non-mirror mode means that the three external monitors are the same, but different from the laptop. Note: When the VGA port is connected, each monitor is limited to a maximum resolution of 1920 x 1080 @ 60Hz. 【Fast Network and 100W PD Charging】The 1000mbps Gigabit RJ45 Ethernet port is backward compatible with 100mbps / 10mbps RJ45 LAN. A 1G movie can be downloaded in minutes. The PD charging port supports 100W / 20V / 5A. 【4 USB Ports and SD/TF Reader and Super-Fast Data】Two USB 3.0 ports with a data transfer rate of 5gbps and a power output of 4.5W (5V / 900mA) are also compatible with USB 2.0 and USB 1.1. Two USB 2.0 ports are ideal for mice, keyboards, or other low-rate devices. Built-in SD and TF slots allow easy access to files from universal SD and micro SD memory cards at super-fast speeds of up to 5gpbs.