Radio Rom ?

[MasterSL]

hi, im just have some questions about radio rom :D

how can i check which version of radio rom i have on my prophet ?
and if i update the newest radio rom and do after that a hard reset
will be the radio rom still there or do i need to a second update ?

thanks

[tonydeli7]

http://wiki.xda-developers.com/index.php?pagename=Prophet_Radio_1_Upgrade