Cabling requirements and installation costs are reduced by virtue of the built-in support for Power over Ethernet and audio, enabling power to the Axis 211A Network Camera and two-way audio to be delivered over the network.
Power over Ethernet Enabled Switch
Axis 211A Intercom
Axis 211A - Audio Modes
Two-way audio modes:
Full duplex
Audio is sent to the camera and from the client simultaneously
Half duplex
Audio is sent in one direction only, from the camera or the client, only one party at a time can send.
One-way audio modes:
Simplex
Audio is sent in one direction only, by the camera or the client.