ZTE Z667 / Zinger / Prelude 2 / Flame / Whirl 2
T-Mobile today added the ZTE Zinger to its lineup of prepaid phones. The Zinger, which is the same as the Z667 sold by AT&T, is an affordable Android smartphone with a 3.5-inch screen, 1.2GHz dual-core processor, and 2.0-megapixel camera. The phone supports Bluetooth 4.0 and WiFi, but not LTE 4G. It comes with Android 4.4 KitKat and costs about $50 before adding service.