Samsung SGH-A847 Rubgy 2 Rugged GSM Unlocked AT&T 3G MP3 Flip Cell Phone No Contract This product has been carefully audited and is certified to be 100% functional. This offer includes the following accessories 1. Battery 2. Battery Cover (if applicable) 3. Wall Charger Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.