Typical furnishing (variations are possible):
Bath/shower and WC in corridor
Active and passive room telephone
Internet connection in room
Bed linen provided (not always, however-please enquire!)
TV-room (Cable TV)
You share an often large, modern kitchen with other residents of the student hall. Some residences also have a cafeteria and a laundry.
There's always a lot going on in a student residence. New friendships are formed quickly.
But you have to be careful not to speak always with people with the same native language. Instead, you should try to communicate in German as often as possible.