5. Troubleshooting & FAQ
69
AirLive CW-720 User’s Manual
5
5.
Troubleshooting &
FAQ
5.1 Monitor the Image Section
Question
Answer or Resolution
Features
The video and audio
codec is adopted in the
device.
The device utilizes H.264, MPEG4 and JPEG triple compression
to providing high quality images. Where H.264 and MPEG4 are
standards for video compression and JPEG is a standard for
image compression.
The audio codec is defined as AMR for 3GPP and G.711/G.726
for RTSP streaming.
The maximum number
of users access the
device simultaneously.
The maximum number of users is limited to 20. However, it also
depends on the total bandwidth accessed to this device from
clients. The maximum data throughput of the device is around
20~25Mbps for UDP mode and 10Mbps for HTTP mode.
Therefore, the actual number of connected clients is varying by
streaming mode, settings of resolution, codec type, frame rate
and bandwidth. Obviously, the performance of the each
connected client will slow down when many users are logged on.
The device can be
used outdoors or not.
The device is not weatherproof. It needs to be equipped with a
weatherproof case for outdoors using. However, equipped with a
weatherproof case might disable the audio function of the
device.
Install this device
Status LED does not
light up.
• Check and confirm that the DC power adaptor, included in
packaged, is used. Secure the power connector and re-power it
on again.
• If the problem is not solved, the device might be faulty. Contact
your dealer for further help.
The network cabling is
required for the device.
The device uses Category 5 UTP cable allowing 10 and/or 100
Base-T networking.
The device will be
installed and work if a
If a firewall exists on the network, port 80 is open for ordinary
data communication. The HTTP port and RTSP port need to be
