User's Manual

Video Door Phone User Guide
18
Phone Settings – Video
You may set change the video settings in this page.
Bandwidth –You may select preferred bandwidth for video and audio
streaming. There are 5 options: 128Kbps, 256Kbps, 384Kbps,
512Kbps and 768Kbps. Please check which bandwidth is suitable for
you with your service provider. Default setting is 384Kbps.
Quality –This item allows you to select preferred video quality. There
are 5 options: Excellent, Good, Average, Acceptable and Low. Please
note that better quality creates higher bit-rate and requires larger
bandwidth. You may see blocky video if you select better quality
without enough bandwidth. Default setting is Average.
Codec Priority –You may select priority of video codec here:
H.263 – will authenticate H.263 first.
RTP Port – This item allows you to set a range of port numbers for RTP ports here. There are 2 fields in this item: Start Port Number
and Range. Total available ports are from 1024 to 65531, you may select a starting port number and set a range from that port. The
default value of Start Port Number is 9000, range is 100.
Power Frequency – You may select the power frequency according to your local power specifications. Wrong power frequency may
cause the video flicking abnormally.
CMOS Static Brightness – This item allows you to adjust the brightness of CMOS according the lighting environment of the installed
location. There are 10 levels of value in this item. Lower value makes the video brighter.
CMOS Color Balance – This item allows you to adjust the color conditions. Since the Lens of this product is able to take Infra-Red light,
it may affect the color of video. You may select a suitable condition from: Fluorescent Light, Yellow Lamps and Orange Lamps.
Figure 18 : Video Settings