Below are the links to download USB Driver for Samsung SCH-R720 a.k.a Admire (MetroPCS). Model number of Samsung Admire: SCH-R720ZRAXAR.
USB Driver download fro Windows XP, Vista and 7
Size: 22.81 MB
Release: Sep 16, 2011
Download manual on pdf for Samsung SCH-r720 (Admire)
Release: August 23, 2011
Size: 3,xx MB