Dell XPS 13 (9343, Early 2015) - Manual (Page 13)

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
Audio
Controller Realtek ALC3263 with Waves MaxxAudio
Speakers Two
Speaker output:
Average 2 W
Peak 2.5 W
Microphone Digital array‑microphones
Volume controls Media‑control shortcut keys