Dell Inspiron 15 (3543, Early 2015) - Manual (Page 19)

Specifications
Views
System
Information
Memory
Ports and
Connectors
Dimensions and
Weight
Computer
Environment
Storage
Touch Pad Power Adapter Camera
Communications
Battery
Video Audio
Display
Media‑Card
Reader
Keyboard
Touch Pad
Resolution:
Horizontal 1207 dpi
Vertical 1702 dpi
Dimensions:
Height 57.4 mm (2.26 in)
Width 102.4 mm (4.03 in)