MSI Megabook M645 Getting Started page 33

M645
5. Audio Port Connectors
Make high quality sound blaster with stereo system and Hi-Fi function
supported.
6. IEEE 1394
The IEEE 1394 port is a high-speed bus that allows you to connect
high-end digital devices such as the DV (digital video camera).
Line In: Used for external CD player, tape
recorder or other audio devices.
Line Out: A connector for speakers or
headphones.
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Getting Started