HP 250 G4 Service Manual page 14

Component
(5) Internal microphone
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the
antennas free from obstructions. For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices
that applies to your country or region.
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6 Chapter 2 External component identification
Description
Records sound.