Asus C403NA-FQ0034 Manual page 23

Headphone/Headset jack
This port allows you to connect amplified speakers or
headphones. You can also use this port to connect your headset.
NOTE: This port does not support three-conductor 3.5 mm
microphones.
USB 3.1 Gen 1 port
The USB 3.1 (Universal Serial Bus 3.1) Gen 1 port provides a
transfer rate of up to 5 Gbit/s and is backward compatible to USB
2.0.
Chromebook E-Manual 23