Precision 7750 Setup and specifications guide

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Audio and Speaker

The following table lists the audio specifications of your Precision 7750.

Table 1. Audio specificationsProvides the audio specification of your computer.
Description	Values
Type	4 Channel High Definition Audio
Controller	Realtek ALC3281
Stereo conversion	Supported
Internal interface	High definition audio interface
External interface	Universal Audio Jack
Speakers	2
Internal speaker amplifier	Supported (audio codec integrated)
External volume controls	Keyboard shortcut controls
Speaker output average	2 W
Speaker output peak	2.5 W
Subwoofer output	Not supported
Microphone	Dual-array microphones