Asus K00E User Manual page 16

Speaker/Headset port
This port allows you to connect your ASUS Tablet to amplified speakers or
a headset.
IMPORTANT! This port does not support an external microphone.
Micro SIM card slot
The ASUS Tablet comes with a built-in micro SIM (Subscriber Identity
Module) card slot that supports GSM and WCDMA network bands.
NOTE: Refer to section Installing a micro SIM card for more details.
Microphone
The built-in microphone can be used for video conferencing, voice
narrations or simple audio recordings.
Micro USB 2.0 port
Use the micro USB (Universal Serial Bus) 2.0 port to charge the battery
pack or supply power to your ASUS Tablet. This port also allows you to
transfer data from your computer to your ASUS Tablet and vice-versa.
NOTE: When you connect your ASUS Tablet to the USB port on your
computer, your ASUS Tablet will be charged only when it is in sleep mode
(screen off) or turned off.
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ASUS Tablet E-Manual