NEC MultiSync P404 User Manual page 12

EXTERNAL SPEAKER TERMINAL
To output the audio signal.
Red terminal is plus (+).
Black terminal is minus (-).
NOTE: This speaker terminal is for 15 W + 15 W (8 ohm)
speaker.
Internal speaker
Option board slot
Slot 2 type accessory is available. Please contact your
supplier for detailed information.
NOTE: Please contact your supplier for available option board.
Kensington Lock
For security and theft prevention.
Rating label
Intelligent wireless data sensor
Sensor for wireless communication of monitor information
and settings.
Option speaker mounting hole
NOTE: Please contact your supplier for available optional
speaker.
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