Question: what iphone is the model a1429?
Answer: The A1428 model iPhone 5 is the Canadian and US AT&T network GSM iPhone, including broad support for UMTS/HSPA+DC-HSDPA (frequencies 850, 900, 1900, 2100 MHz), GSM/EDGE (frequencies 850, 900, 1800, 1900 MHz), and LTE bands 4 and 17. The A1429 iPhone comes in two different flavors, one CDMA and one GSM.