Identify this 98 Explorer radio?

[scucci]

Here is a thread that has a lot of information about the many Ford audio models. It may answer some of your questions:
http://www.explorerforum.com/forums/showthread.php?t=25999

 

[MountainSplorer]

I guess my EB's MACH radio was replaced with a PREM/no RDS at some point due to the faulty display. Oh well, at least I know now why my sub is not working.

Same with mine, luckily I have paperwork showing they installed the wrong one, headed down there in an hour is so to get it replaced