![MSI GT640 User Manual Download Page 34](http://html1.mh-extra.com/html/msi/gt640/gt640_user-manual_1847363034.webp)
2-13
Intro
d
u
cti
ons
7. Power Button / Power LED
Power Button
:
Press the power button to turn the notebook power
ON and OFF.
Power LED:
Glowing blue when the notebook power is turned on.
8. Stereo
Speakers
Give high quality sound blaster with stereo system and Hi-Fi function supported.
9. Internal Microphone
There is built-in microphone and its function is the same with microphone.