ZTE Maven 3 is free when you refill at least $35 on the prepaid plan. The deal is valid until 4/16/19 only. AT&T Preapaid ZTE Maven 3 is equipped with a 5″ FWVGA display screen that can show screen pictures with sharpness and full color. The screen is protected with scratch resistant glass to avoid scratch marks from frequent hand contact. The rear camera has auto focus ability and can capture up to 720p video. The front camera which is 2MP is suitable for taking selfies. Everything on the phone runs fast because of the 1.1 GHZ quad-core processor. It has built-in 8GB internal memory with a memory slot that is expandable to 32 GB.