Pantech Renue Qwerty Slider Keyboard Cell phone (AT&T) DOES THIS DEVICE NEED A SIM CARD: Yes this device needs a micro (MINI) SIM card, (Not-Included) The SIM Card is free upon activation of a Prepaid or postpaid AT&T account. WHAT NETWORK FREQUENCIES ARE SUPPORTED BY THIS DEVICE: Technology GSM / HSPA 2G bands GSM 850 / 900 / 1800 / 1900 3G bands HSDPA 850 / 1900 HOW LONG CAN I EXPECT THE BATTERY TO LAST ME: Well it comes with a CADEX Tested battery with 1000mAh which in a Usage time means 3 solid hours of streaming at 4G LTE speeds as well it has a Standby time of up to 250 hours before you need to recharge the battery HOW LONG CAN I EXPECT THE BATTERY TO LAST ME: Well it comes with a CADEX Tested battery with 1000mAh which in a Usage time means 3 solid hours of streaming at 4G LTE speeds as well it has a Standby time of up to 250 hours before you need to recharge the batteryHOW LONG CAN I EXPECT THE BATTERY TO LAST ME: Well it comes with a CADEX Tested battery with 1000mAh which in a Usage time means 3 solid hours of streaming at 4G LTE speeds as well it has a Standby time of up to 250 hours before you need t Small and Slick Full keyboard Simple phone No need for all the glitz and glamour just for calling and texting like that was what phones were made for no need to walk around with a computer in your pocket.