Google Chromecast is a device to reflect your display screen to tv. when you have the Google Chromecast device that cost approximately 3000 rupees, you furthermore may want a WiFi router to mirror the video out of your cell on your tv.yes, you cannot without delay hyperlink the mobile and tv without wifi router. The Chrome cast tool and Android mobile ought to be related on identical WiFi router. and then most effective you may search the tool and you may link to it.device will most effective work on HDMI ports. So if you want to work it in VGA port or RCA ports like older CRT tv you've got to shop for A converter from HDMI to VGA or HDMI to RCA.using this converters you can play the video on any TVS. in case you plug it in HDMI port you may revel in the whole readability of the video.