Get online with Ethernet. Connect your Chromecast directly to your router to create a fast and reliable connection for your Chromecast – perfect for hard-to-reach Wi-Fi spots. Easy to install. Attach the included USB cable to your Chromecast, run a wired Ethernet cable from the router to the power supply and plug in. Tech Specs: Dimensions: Length: 3 in (76.0 mm) Width: 2.3 in (59.0 mm) Height: 1.9 in (48.3 mm). Cable: 6.56 ft (2.0 m). Weight: 3.42 oz (97 g). Colour: Black. Input: 110-240 V AC 50/60 Hz. Output: 5V DC, 850 mA. Connectivity/Network: 10/100 Ethernet. Ports & Connectors: RJ-45 receptacle, USB micro-B plug, AC UK plug. What's in the box: Ethernet Adaptor for Chromecast, Quick Start Guide, User manual. Requirements: Chromecast 1st Gen, Chromecast or Chromecast Audio, Ethernet cable, Home network router with available Ethernet port near TV.