4.5
Sprint release 4.5 OS for BlackBerry 8130, 8330 and 8830 (Worldphone) - March 30 2009 - (Number of Comments: 0)
BlackBerry Device OS 4.5 Review - October 27 2008 - (Number of Comments: 0)
Is BlackBerry 4.5 Device OS live? We think so. - August 13 2008 - (Number of Comments: 1)
