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DinionHD 1080p IP Camera Installation | en 25
Bosch Security Systems Installation Manual AM18-Q0600 | v1.0 | 2011.07
5.6 Audio connectors
Figure 5.6 Audio connectors
Connect audio devices to the Audio In and Audio Out
connectors.
The unit has full-duplex mono audio. The two-way
communication can be used to connect a speaker or door
intercom system. The audio input signal is transmitted in sync.
with the video signal.
Audio input: Line input level (not suitable for direct
microphone signal); impedance 12 kOhm typical; 1 Vrms
maximum input voltage.
Audio output: Line output level (not suitable for direct speaker
connection); impedance 1.5 kOhm minimum; 1 Vrms maximum
output voltage.
Wiring: Shielded audio connection cable is advised. Observe
maximum cable lengths for audio line input and output levels.
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