Asus M241D User Manual page 18

Headphone/Headset/Microphone jack
This port allows you to connect amplified speakers
or headphones. You can also use this port to connect
your headset or an external microphone.
USB 2.0 port
This USB (Universal Serial Bus) port is compatible
with USB 2.0 or USB 1.1 devices such as keyboards,
pointing devices, flash disk drives, external HDDs,
speakers, cameras and printers.
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ASUS All-in-One PC