Compatibile Nationwide on 2G carriers like Straight Talk, Simple Mobile, or any other carrier that accepts a 2G Only Gsm Sim Card. Will Not work with 3G only providers - No At&t, No T-Mobile, No Cdma Carriers (Verizon, Sprint, Boost, PagePlus) --- The Z5 was designed to be compact yet offers a stylish presence with many color options. A pattern graces the battery cover for a great aesthetic enhancement. Enjoy viewing all your pictures or watching your Mp4 videos on the Z5’s 1.8” display. If you should find yourself in a low lit environment, no need to worry. The Z5 provides quick light up with the Built-in flashlight. Listen to your favorite songs on the Z5’s Mp3 player or the latest hits on the radio. Capture all those fun times with your best friend with the Vga camera. The Z5 always provides entertainment at the push of a button.