With a Samsung C3500 Chat 350, chatting and messaging with friends is a breeze. Designed for anyone who loves texting, this cellphone boasts a sliding keyboard. Its battery can last for up to 12 hours when talking or texting. Plus, it comes with a built-in 2.0 megapixel camera. Since it"s unlocked, you can use it with most of the major carriers. Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile; also compatible with GSM SIM cards like H20 and select prepaid carriers. Phone will not work with Sprint, Verizon, Boost Mobile, Virgin Wireless or other CDMA carriers. Please contact your carrier to confirm support of voice and data on this unlocked GSM device.