Yes, using the HDMI connector.
If you want to hook it up to the internet, you will need to connect it to your router / gateway with either an ethernet cable or to your WiFi signal (some TV only). You cannot get an internet connection from the Optik box.
Your question sounds like you are trying to hook it up to watch TV. If you're trying to get an internet connection, don't connect the ethernet line from your TV to the Optik box. It's not going to work well.