Dell Inspiron 15 (3543, Early 2015) - Manual (Page 14)

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
Storage
Interface • SATA 6 Gbps for hard drive
• SATA 3 Gbps for optical drive
Hard drive One 2.5‑in drive
Optical drive One 9.5 mm DVD+/‑RW drive