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D-Link DCS-6112 /6113 User Manual
Configuration
Audio Settings
Mute:
Select to mute audio.
Note:
If the switch on the Control board is switched off (disabled audio) then this
option will be disabled.
Select and set an internal microphone input gain from the drop-down list.
External microphone input:
Set the microphone input gain at either 0dB or 20dB.
Note:
The higher the decibel number, the louder the sound.
Audio type:
Advanced Audio Coding (AAC) is a wide band audio coding algorithm
that exploits two primary coding strategies to dramatically reduce the amount of
data needed to convey high-quality digital audio. Select a higher bit rate number
for better audio quality.
AAC bit rate:
Select an AAC bit rate from the drop-down list. Higher bit rate means
higher audio quality but it takes more network bandwidth to transmit.
GSM-AMR:
A standard adapted audio codec by the 3GPP video (3rd Generation
Partnership Project). It is an Adaptive Multi Rate-Narrow Band (AMRNB) speech
codec. Select a higher bit rate number for better audio quality.
GSM-AMR bit rate:
Select the GSM-AMR bit rate from the drop-down list. A higher
bit rate means higher audio quality but it takes more network bandwidth to
transmit.