UGREEN USB C to Ethernet HDMI Adapter with USB 3.0 USB 2.0 Hub, USB Type C for Power Delivery, LAN Adapter for 12-inch Macbook, Chromebook Pixel and Other USB-C Devices UGREEN USB Type C adapter is perfect for your 12'' Macbook to add a HDMI output, a USB 3.0, a USB 2.0, a RJ 45 10/100Mbps ethernet port and a USB Type C with Power Delivery to power up your Macbook 12" 2015 & 2016, Macbook Pro 13" 2016, Macbook Pro 15" 2016, Huawei Matebook. Chromebook Pixel. Please kindly note: this product ONLY works for devices with the USB C port which supports data and power in as well as video out functions. Video Output, the HDMI port allows you to output from USB Type C port on your 12'' Macbook or Chromebook Pixel to external display such as monitor, projector, HDTV with larger display at Max resolution 4K*2K @30Hz for your work or watch movies. Note: please kindly connect this product to your laptop first before you connect it to the monitor. More Connection, you can connect more USB A devices such as Mouse&Keyboard with the USB 2.0; the USB 3.0 support data transfer at high speed of 5Gbps max for your flash drive or external hard drive and more; Internet Browsing with RJ45, built in with AISX AX8872A chip, you now have another option when you are not in a WIFI -ready circumstance for internet browsing at 100Mbps maximum via the ethernet port on the adapter; Power Delivery, the USB Type C port is PD(Power Delivery)-ready, you can charge your 12'' Macbook or Chromebook Pixel simutaniously while using other ports, assure the power supply;