Which Firmware should i should for a generic USA? Thanks.

09:08:26| Profiling SEMC phone...
09:08:26| Platform: DB2020
09:08:26| OTP CID: 51
09:08:26| EROM CID: 52
09:08:26| EROM Color: Red
09:08:26| IMEI: 01127100xxxxxx
09:08:26| Phone ID: W580
09:08:26| Region: CINGULAR
09:08:26| CDA: CDA102774/102 R17A
09:08:26| Firmware Version: R7AC001
09:08:26| EROM: R3A022
09:08:26| Ready for operation!