Banding classes are assigned by a wireless standard organization to ensure that manufacturers use the same specifications when developing components for devices. In addition, the device will not ship with a Nano-SIM, which means that customers can go to a supplier of their choice. Get a SIM card, provided that your wireless service provider supports the Wi-Fi tapes that your iPhone has. Although you have an older iPhone like 4S, Verizon says that they do not lock any of these iPhones as the only 3G devices they block are not iPhones. And this week, the company said it would make it easier for customers to Locked Devices - a term used to describe devices that do not have software that blocks them from using on other carriers - into the Verizon network. And after many years of pressure on legislators to do something to force operators to remove the software, which prevents them from being used in the competition network, mobile operators came to an agreement with the Federal Communications Commission earlier this year. Keep the behavior for unlocking equipment. To get a phone to Verizon, make sure it supports one of these three LTE tape classes: LTE band 13 (700 MHz c), band 4 (1700 MHz f) or band 2 (1900 MHz). Best Deleted File Recovery Software there. Operators now require that subscribers pay for new equipment in full or monthly installment without contract or obligation to continue the service. Unlock Iphone 7 Free. To ensure that the purchased smartphone is working with your mobile operator, you must display device specifications to ensure it supports radio frequencies and network technologies that are compatible with your service provider. Customers can visit Verinson website and get ID, for example. Like the IMEI number, look at their device to see if it is enabled in the network of the mobile operator if you chose SIM free iPhone, you must insert your own nano SIM card or one supported by your mobile operator Buy and enable your choice for to use iPhone.