From the site. Bluetooth updates!!
Please see the condensed list below for details of some changes found in this BD14 update for the SCH-i760.
Microsoft Windows Mobile 6.1 with version AKU 1.0.0
Popular features for WM6.1 include, threaded SMS, Domain Enrollment, and updated “Vista” looks.
Applied, several Bluetooth improvements (updated BT DUN profile, improved scanning)
Applied, support for YouTube videos
Applied, Qualcomm patch
Fixed, memory leakage by replacing POOM API
Fixed, notification malfunction under certain conditions
Fixed, certain conditions prevented delivery of MMS
Added, MEID support (included in BC04 MR)
Added, WLAN chipset enhancement (included in BC04 MR)