Two-Way Audio - TKH security BL2002PID User Manual

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Audio Encoding
Select the audio encoding compression of the audio.
Audio Input
LineIn
MicIn
NOTE: ● Connect the audio input device as required.
● The audio input display varies with the device models.
Audio Output
It is a switch of the device audio output. When it is disabled, all the device audio cannot output. The
audio output display varies with the device modes.
NOTE: ● Connect the audio output device as required.
Environmental Noise Filter
Set it as OFF or ON. When the function is enabled, the noise in the environment can be filtered to
some extent.

4.4.5 Two-way Audio

It is used to realize the two-way audio function between the monitoring center and the target in the
monitoring screen.
Before You Start
● Make sure the audio input device (pick-up or microphone) and audio output device (speaker)
connected to the device is working properly. Refer to specifications of audio input and output
devices for device connection.
● If the device has built-in microphone and speaker, two-way audio function can be enabled directly.
Steps
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BL2002PID
User ManualBL2002PID
Set Audio Input to LineIn when the device
connects to the audio input device with the high
output power, such as MP3, synthesizer or
active pickup.
Set Audio Input to MicIn when the device
connects to the audio input device with the low
output power, such as microphone or passive
pickup.
January 4, 2021 Meridiaan 32
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