$35 bucks on Amazon with free shipping even though the morons on eBay are payin 50 bucks
...you'll get it in 2-3 days on Amazon
Small device that plugs into one of your HDMI ports and USB port for power (or use the AC adapter)
You can put anything from any device wirelessly through your WIFI network onto your screen (laptops, smartphones, etc) without anything other than that chromecast device plugged into the back of your TV
Watch Youtube or more likely Youporn on your LCD and the volume is controlled by your TVs volume so now your phone or laptop can instantly be video on your TV and blasting out of your stereo system

Small device that plugs into one of your HDMI ports and USB port for power (or use the AC adapter)
You can put anything from any device wirelessly through your WIFI network onto your screen (laptops, smartphones, etc) without anything other than that chromecast device plugged into the back of your TV
Watch Youtube or more likely Youporn on your LCD and the volume is controlled by your TVs volume so now your phone or laptop can instantly be video on your TV and blasting out of your stereo system