What is use of HDMI cable with laptop?

Yes. The port on your laptop is OUTPUT only.

Now let's go further.

HDMI is yet another acronym meaning High Definition Multimedia Interface. The "multimedia" part means that the signal on that cable going into your television or other appliance contains both the video and the audio signals.

So plug your computer into your television when you want to watch a high definition movie you can stream through your laptop or a DVD you have in your computer. It's all the same thing.

The Hdmi input/ output is used to connect to an external monitor or tv which also supports this function. The connection allows you to switch between screens from the laptop to tv/ mon, or mon/ tv to the laptop or shows both screens at the same time. You can also play games on the laptop using the tv screen if you wished to do so. All you need to do is buy an Hdmi cable which costs about $5 on Amazon.

The use of HDMI cable with a laptop is that you could connect to another screen like your TV or a monitor, but normally HDMI on laptop are output so you cant view the TV screen on the laptop

HDMI Cable Means High Definition Multi Media Interface.HDMI cable can be used to connect with other media with high speed and good Quality.specially for watching TV through HDMI cable much better then normal cable.

HDMI cable can connect ur laptop to ur lcd/led TV u can view every data of ur computer on tv then u can even play games or watch videos or presentations etccc

Yes. I have my laptop hooked up to my HDTV for playing Thief 2. Fun.

You can also use it to connect to a digital projector. and if you want to record something off the TV you can do it that way too.

For connect your lappy to tv.