Best Buy via eBay offers the ZTE Warp 7 16GB 4G LTE Prepaid Android Smartphone for Boost Mobile for $49.99 with free shipping. That's tied with our January mention and the lowest price we could find now by $10. It features a 5.5" 1280x720 (720p) touchscreen, front- and rear-facing cameras, and Android 6.0.1 OS (Marshmallow).