Under settings and device info this is what there is:
ROM version: RM Cricket 1.1
ROM date: 08/22/08
Radio version: 3.42.02
Protocol version: DCAAXAM-4350-H
Hardware version: 0003
PRL version: 38516
PRI version: 2.04_003
Here is a link to the CricKet rom I used:
http://www.howardforums.com/showthread.php?t=1510860