You should get 3 keys.
2 full keys with remote locking buttons.
And a single Valet key
Numbering wise, they will be individual to your car.
cant help with the manuals etc, as its all in my car, and its not with me at the moment. Think there may be a manual for the Bose, though I maybe wrong
other things would be in the back - Jack, 2 x towing eyes, tyre arm, spare