苹果中国官网a1660和a1661是网通吗?答:2.苹果iPhone7 Plus A1661型号介绍:TD-LTE (频段 38, 39, 40, 41),TD-SCDMA 1900 (F), 2000 (A),CDMA EV-DO Rev. A (800, 1900, 2100 MHz),UMTS/HSPA+/DC-HSDPA (850, 900, 1700/2100, 1900, 2100 MHz),GSM/EDGE (850, 900, 1800, 1900 MHz)。3.型号网络制式汇总:国...