It's called a "parasitic drain".

Unplug the extra junk, then measure current draw at the battery when everything is supposed to be off. Anything over 50 mA is probably too much.

steve

98 Contour SE Sport 2.5 Duratec ATX The wifey's car 89 Taurus SHO - 246K miles 94 SHO ATX - 190K 1997 F-150 5.4L ATX - The Workhorse 150K. ANY THREAD WITH "OMG" or "WTF" ETC IN THE TITLE WILL BE IGNORED!