Go to Settings 
> General > About. The items you can view include:
- Name
- iOS software version
- Model name
- Part and model numbers. To the right of Model, the part number appears. To see the model number, tap the part number.
- Serial number
- Number of songs, videos, photos, and apps
- Capacity and available storage space
- Wi-Fi and Bluetooth addresses
- Legal (including legal notices and license, warranty, and RF exposure information)
To copy the serial number and other identifiers, touch and hold the identifier until Copy appears.
To see regulatory marks, go to Settings > General > Legal & Regulatory.
