Form Factor: Slider Phones Wireless Radio: GSM 850 / 900 / 1800 / 1900 MHz UMTS 850 / 1900 MHz Compatible Carrier & Service: AT&T, AT&T 3G, T-Mobile, Simple Mobile, Rogers, Fido Data transfer: GPRS, EDGE, HSDPA GPS Integrated: A-GPS support Audio: Polyphonic, MP3 ringtones MP3/AAC/AAC+ player Message: SMS, MMS, RSS, IM Email: Email