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S2071
2ch
/
S4071
4ch
H.264 Video Server
- 59 -
Audio
Audio
Audio Mode
Set the Audio mode from Full-Duplex, Half Duplex, Simplex-Speaker Only,
Simplex-Microphone Only and Audio Off.
Full duplex:
Microphone and Amplifier using allowed of at the same time, or turning
them off.
Half duplex:
Microphone or Amplifier using allowed of by manual switch.
Simplex microphone only:
Microphone use only is allowed.
Simplex amplifier only:
Speaker use only is allowed.
Audio off:
Turn the audio off; i.e. both of the microphone and speaker will be off.
Audio Source
S2071:
Set audio source from Audio 1, Audio 2 and Audio 1-2.
S4071:
Set audio source from Audio 1, Audio 2 , Audio 3, Audio 4 and Audio 1-2.
Audio in
Codec: Select the type of Codec for audio encryption from G726/32, G711a, G711u and
AMR.
Gain: Set the Gain from 0, 25, 50, 75 and 100.
Code
Compression Bitrates (Kbit/s)
Note
G711a
64
PCM (For American System)
G711u
64
PCM (For European System)
G726/32K
32
ADPCM
Audio out
Codec: Select the type of Codec for audio decryption from G726/32, G711a and G711u.
Gain: Set the Gain from 0, 25, 50, 75 and 100.
Code
Compression Bitrates (Kbit/s)
Note
G711a
64
PCM (For American System)
G711u
64
PCM (For European System)
G726/32K
32
ADPCM
AMR
4.75