Dell Alienware 17 R2 (Early 2015) - Manual (Page 16)

Specifications
Views
System
Information
Memory
Ports and
Connectors
Dimensions and
Weight
Computer
Environment
Storage
Touchpad Power Adapter Camera
Communications
Battery
Video Audio
Display Keyboard
Media-Card
Reader
Display
Type • 17.3‑inch Full HD
• 17.3‑inch Full HD with Touch
Resolution (maximum) 1920 x 1080
Dimensions:
Height 245.50 mm (9.67 in)
Width 400 mm (15.75 in)
Diagonal 439.42 mm (17.3 in)
Pixel pitch 0.252 mm x 0.252 mm
Refresh rate 60 Hz
Operating angle 0 degrees (closed) to 140 degrees
Controls Brightness can be controlled using shortcut keys.