Dell Alienware 15 (Early 2015) - Manual (Page 10)

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
Ports and Connectors
External:
Network One RJ45 port
USB • One USB 3.0 port with PowerShare
• Three USB 3.0 ports
Audio/video • One HDMI port
• One headphone and microphone combo (headset) port
• One microphone/headphone port
• One External Graphics Port
• One Mini DisplayPort
Internal:
M.2 card One M.2‑card slot for Wi‑Fi, Bluetooth, and Intel WiDi (optional)