Dell Inspiron 1750 (Mid 2009) - Manual (Page 71)

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Specifications
Camera (Optional)
Pixel 1.3 megapixel
Video resolution 640 x 480 at 30 fps
(maximum)
Diagonal viewing
angle
66°
Audio
Audio type 2 channel High Definition
Audio
Audio controller IDT 92HD71
Internal interface Intel High Definition
Audio
External interface microphone-in
connector, stereo
headphones/speakers
connector
Audio
Speaker two 4-ohm speakers
Internal speaker
amplifier
2 Watt per channel into
4 ohms
Volume controls program menus, media
control buttons
Connectors
Network adapter RJ45 connector
USB three 4-pin USB
2.0-compliant connectors
VGA 15-hole connector