Identify Your Device Model
In order to find out which apple device you have, you need to locate the model number on the back of the device that begins with A1. Once you have found this enter the model number into this search bar on the following website:
The search bar will look like this:
To find out what model your device is there should be a code on the device that begins with SM. Once you have located the model number enter it into the search bar on the following website:
Furthermore, if you are unable to locate the model number you can click the link that says 'How do I find my model number?' and it will help you locate it.
Finding the model number on Huawei devices, is very easy just go to the following link and follow the instructions for your device.
Once you've found the model number search it on the Huawei website and it will show you which device you have.