Used Video Baby Monitors
Like most items you buy for you baby you really only need them for a few months before either the baby grows too big for them, or you simply don't need them any more. Baby monitors are not different. My only tips are to make sure that it is a relativly new one, as the technology, and particularly the clarity of the picture is improving all the time.
Only buy from a reputable seller, and be sure to read the description to make sure there is no damage to the monitor. You usually can save yourself a lot of money by buying a used video baby monitor.

US $.99