How-to check iPhone Baseband version
By What is baseband mean on iPhone ?
This tutorial will guide you how to check the baseband version of the iphone.
1. Tap Settings
2. Tap General
3. Tap About
4. Scroll down the screen and find the modem firmware text. The numbers next to it is a version of the baseband on your iPhone.
See the picture below for example:
Baseband 
