Huawei U8652 Unlocked Phone - US Warranty - Black Battery enables talk time up to 6.67 hours and stand-by up to 400 hours Rear 3.2MP Fixed-Focus Camera and Camcorder 3.5" HVGA 480x320 touchscreen MicroSD supports up to 32GB; Internal ROM 512MB; Internal RAM 256MB Unlocked GSM phone will work on GSM networks such as AT&T and T-Mobile will not work on CDMA networks