Service Provider: AT&T
Phone-SW Version: iPhone v1.1.3
Autoconnect: Yes
Basic Function: Make calls receive calls, no voice dialing, no phonebook transfer, no data on screen when receiving calls at the head unit or making calls from the iPhone (and using handsfree set to talk).
Phone Book Transfer: No!!! iPhone will not have the ability I expect it is because it does not have Object Push compatibility.
Voice Calling: No
Signal & Battery Strength Indicator: Didn't really notice
BT Audio Capable?: Not tested
When I bought this at Car Toys I was told that it was compatible