OV-7204 / OV-7208 H.264 DVR User Manual
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1.4 Technical parameters
Features
Description
Operating system
Embedded LINUX OS
Video compression
H.264
Video/Audio input
4/8 channels BNC
Video/ Audio output
1 channel BNC
Display
1/4/8-channel
Multiplex operation
Live, recording, network, ,mobile phone
surveillance simultaneously
Recording mode
Timer/manual/motion detection/alarm
Recording frame rate
PAL
：
25fps NTSC
：
30fps
Recording quality
Hight,normal,low
Recording resolution
CIF/Half-D1/D1
frame rate adjustable
Recording playback
1/4/8 channel playback simultaneously
(Optional playback channel)
Support remote file playback
，
rapid play by
times (Fast Backward)
、
Play by frame etc.
Recording backup
Support U-disk backup, moved hard disk
backup, network backup, backup by files,backup
by time
Network transmission
4/8 channels real-time network transmission
with CIF resolution
Capture function
Support,3M Pixels@10fps
Email alarm
Send pictures to the designated Email
PTZ control
Support
PTZ protocol
PELCO-D,PELCO-P
PIP
Support
Zoom
Support
HDD
Support 1 SATA HDD
，
capacity to 2T
Network and protocol
1 RJ-45 10/100M via Ethernet
，
support TCP/IP
、
DHCP
、
DNS
、
DDNS
、
NTP etc.
IE browser
Support
Client software
Support
Dual stream
Support
（
main and secondary interchange
）
Group play
Support five users online access
Multi-language
Support
Mobile phone surveillance
Support
Windows,symbian,iPhone,blackberry,Android
SDK package
Available
Mouse interface
USB1.1
Backup interface
USB2.0
Remote controller
Support
User authority
Support multi-level user authority distribution
Power
DC12V/3A
Working temperature
0 -50
Working humidity
10%
－
90%
