AXIS P5534 PTZ Dome Network Camera
Video and Audio
Control viewer toolbar). In
Simplex - speaker only - Audio is transmitted from the client to the Axis product and played by the speaker connected to the product. To send audio, the Talk and Microphone buttons in the AMC toolbar must both be enabled. Click either button to stop audio transmission.
Simplex - microphone only - Audio captured by the microphone connected to the Axis product is transmitted from the product to one or more clients.
For more information about these settings, please see the online help .
Audio Input
An external microphone or a line source can be connected to the product’s
Note
A
Source - Select Microphone for an external microphone or Line for a Line in device, e.g. an audio mixer for multiple microphones or a microphone with a
Microphone power - The Enable microphone power option provides DC power for an external microphone. Microphone power should only be used with microphones that have no battery. This setting should not be enabled when using a dynamic or battery powered microphone. Microphone power will not harm the microphone; if you are uncertain, try switching it off and on. To use a professional microphone requiring 48V phantom power, you need an external power supply and a
Input gain - Control the volume (dB Full Scale) of the audio input. If the sound is too low, choose a higher dB, to amplify the sound. If the sound is too high, choose a lower dB. The Level bar gives a visual representation of the audio signal level in dB relative to the
•Green — the signal is at a good level.
•Yellow — the signal is becoming distorted.
•Red — the signal is distorted.
Encoding - Select digital audio encoding format.
•AAC requires a license for both encoding and decoding. AAC is the least complicated and most widely used codec. If achieving the best possible audio quality is a priority, AAC is the recommended codec to use. An AAC license is included in the Axis product.
•G711
•G726
Sample rate - The number of times per second the sound is sampled. A higher sample rate will provide better audio quality, but also requires a greater bandwidth.
Bit rate - Set the required bit rate depending on the selected encoding. A higher bit rate will give better audio quality. A lower bit rate may have latency or delay, but will require less bandwidth.
For more information about these settings, please see the online help .
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