Dell Inspiron 15 (3521, Late 2012) - Manual (Page 18)

Specifications
Views
Battery
System
Information
Memory
Ports and
Connectors
Dimensions and
Weight
Computer
Environment
Storage
Touchpad Power Adapter Camera
Communications Video Audio
Display
Media-card
reader
Keyboard
Camera
Resolution:
Still image 0.92 megapixel
Video 1280 x 720 (HD) at 30 fps (maximum)
Diagonal viewing angle 74 degrees