5-Port USB-C Hub HDMB2 Features: Works With Chromebook Certified. Certified by Google engineers to meet Chromebook compatibility standards and guaranteed to work with any Chromebook. Automatic OTA firmware updates. Automatic over-the-air firmware updates via Chrome OS for the most optimized and secure connectivity. HDMI 4K 60Hz Output. Experience high-resolution 4K 60Hz video on HDMI displays with 2X refresh rate for faster, smoother video. Quick Charge with 86W USB-C Power Delivery. Charge while you work or play, with USB-C pass-through charging. Gigabit Ethernet. Enables high speed 1Gbps connection to local area networks for a fast and reliable network connection. USB-A 5Gbps (x2). Two USB-A ports with transfer speeds up to 5Gbps to transfer data and files quickly. Durable Construction. Premium aluminum enclosure for improved heat dissipation. No External Power Required. No need for an external power source. Powered through the USB BUS on your Chromebook. Universal Compatibility. Universal compatibility with all USB-C devices. Specifications: Model HDMB2 Dimensions 110 x 50.1 x 16.9 mm 4.33” x 1.97” x 0.67” Weight 80 g / 2.8 oz / 0.17 lb Ports Host: USB-C with DP Alt Mode Support HDMI 4K 60Hz HDR 2 x USB-A 5Gbps USB-C Power Delivery 86W Gigabit Ethernet