R28 Door Phone Administrator Guide
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11 Audio& Video Codec Configuration
Akuvox door phones support four types of codec (PCMU, PCMA, G729, and G722) for
encoding and decoding the audio data during the call session. Each type of Codec varies in
terms of sound quality. You can select the specific codec with different bandwidths and
sample rates flexibly according to the actual network environment. It is only available for
SIP calls. To do the configuration on device web
Account > Advanced
interface.
Please refer to the bandwidth consumption and sample rate for the four codecs types below:
Codec Type
Bandwidth Consumption
Sample Rate
PCMA
64 kbit/s
8kHZ
PCMU
64 kbit/s
8kHZ
G729
8 kbit/s
8kHZ
G722
64 kbit/s
16kHZ
Summary of Contents for R28 Series
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