Best Buy offers the ZTE Zmax 2 16GB 4G LTE No-Contract Android Smartphone for AT&T GoPhone for $49.99 with free shipping. That's $10 under our mention from a month ago and the lowest total price we've seen. (It's also the best deal now by $39.) It features a 5.5" 1280x720 touchscreen LCD, Qualcomm Snapdragon 400 1.2GHz quad-core processor, 2GB RAM, 16GB storage, 8-megapixel rear camera, 2-megapixel front-facing camera, 802.11n wireless, Bluetooth 4.0, microSD card slot, and Android 5.1 OS (Lollipop).