BlackBerry Bold 9900 GSM Factory Unlocked Phone - No Warranty (Black) Package Contents: Blackberry 9900, Lithium Ion Battery (JM1), Wall Charger, USB Cable, Wired Headset, Carrying Case, CD Software & User Manual. JM1 Battery 1230mAh Unlocked Quad-Band GSM cell phone compatible with 2G Network 850/900/1800/1900 MHz frequencies and 3G bands are HSDPA 850 / 1900 / 2100 or HSDPA 900 / 1700 / 2100, depending on the cell phone version. Please check seller condition notes for version. Factory Unlocked and will never re-lock itself 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.