This Certified Works With Chromebook (WWCB) USB-C Multiport Adapter supports up to 4K 60Hz HDMI 2.0b (HDR10) via DP Alt Mode. The USB-C Mini Dock converts a Chromebook, Dell XPS, MacBook or other USB-C laptop or tablet into a workstation, anywhere you go. The USB Type-C Multiport Adapter features 1x HDMI video output, a 2-Port USB 3.2 Gen 1 (5 Gbps) Hub, and Gigabit Ethernet. The adapter connects to your host computer's USB-C, USB4, or Thunderbolt 3/4 port. Charge your host laptop and any attached USB peripherals by connecting the host laptop's power supply to the dedicated USB Power Delivery (PD) 3.0 port. The Multiport Adapter features an extra-long attached 12-inch (30 cm) host cable - for an extended reach, to offer more set up flexibility. This USB-C Multiport Adapter is tested and certified to meet Google's Chromebook compatibility standards and ensures seamless operation with Chromebook devices, ideal for setup and deployment in Google Enterprise environments. Automatic firmware updates are available through ChromeOS for maximum security, compatibility, and performance. The USB-C to USB 3.2 Gen 1 hub features two downstream 5Gbps USB Type-A ports, for connecting USB peripherals.