Just loaded an app called System Monitor. Under Device Info - Connection Support is the following: Connection Support Wi-Fi : 802.11a/b/g/n/ac Wi‑Fi with MIMO Bluetooth : 4.2 UMTS/HSDPA/HSUPA : YES GSM/EDGE : YES CDMA EV-DO Rev.A : YES <-- ? Really Connector : Lightning I purchased my iPhone 7+ from the Apple Store in Altomonte Springs. Florida. The phone is model 1784. So, I am guessing this program is wrong. Yes I am on AT&T.