Dell Inspiron 17 (5748, Mid 2013) - Manual (Page 13)

Specifications
Views
System
Information
Memory
Ports and
Connectors
Dimensions and
Weight
Computer
Environment
Storage
Touchpad Power Adapter Camera
Communications
Battery
Video Audio
Display
Media‑card
reader
Keyboard
Audio
Controller Realtek ALC3234 with Waves MaxxAudio
Speakers Two
Speaker output:
Average 2 watt
Peak 2.5 watt
Microphone digital microphone
Volume controls Media‑control shortcut keys