anyone has this?

http://www.pocketwizard.com/HTML/products.asp

how diff is it from this other than pricing and LCD display?
http://www.pocketwizard.com/HTML/plus2.asp

and....

if i buy the multimax as the transmitter, will the plus II be able to receive the signals from this multimax?

or must i use multimax on the strobes as well?

thanks very much for the answers...in advance.