Yes, you can use your Xbox Live account on your new Xbox One.
only one xbox can use the card but only that gamertag can use it.
yes you can an ps3
Yes, once you have xbox live you can download Netflix for free and set up an account or use a preexisting one.
You dont the xbox mic was meant to be used with xbox live.
Yes, it does.
I don't understand your question. Which Xbox 360 you use has nothing to do about Xbox LIVE. The only thing that matters for Xbox LIVE is your internet connection.
They are for xbox live subscriptions for xbox live. If you have one go on your xbox and Settings, Xbox Live, Redeem Code and type the following digits on the card.
Yes.
You need xbox live to get him, but you don't need it to use him
yes I've got an arcade and xbox live works fine
NO you can also use wired
If they use a glitch or cheat on Xbox live, they can get kicked out of Xbox live.