The apple TV requires an HDMI TV and right now there is an Apple TV version 4. I am not sure about version 3 but the only one I now for sure that is possible to jailbreak is the apple TV 2 with firmware between 4.3 and 5.3, so even though it's an older version with an apple TV jailbreak you will have almost everything from Netflix to movies for free etc.. To jailbreak the apple TV is kind of easy if your firmware is compatible with the current jailbreak software with Seas0npass I advice to Have an Apple TV 2 because is cheap and can save you a lot of money.
To download seas0n pass you can follow the link below , keep in mind you must have a version between 4.3-5.3 Seas0npass Follow the tutorial ! You will need also NITO installer and your apple tv connected to the same wireless network, install xbmc and kodi. KODI will allow you to install repos and to see free movies. Top codi add ons 2016