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Product Details:
Payment & Shipping Terms:
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High Light: | video security system,dvr camera kit |
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4CH wireless 5.8G, H.264 compression Combo Digital Video Recorder, 7CH LCD Stand Alone DVR ES-DVR704HV421W
Feature:
Specification
System |
Specification |
Parameter |
Operation system |
LINUX |
|
Interface |
Imaging |
|
Resource |
Realtime recording, playback, internet browsing |
|
Image |
Display size |
7 inch |
Display |
Single / quad |
|
TV system |
PAL/NTSC |
|
Video quality |
D1(704*576) |
|
Playback video quality |
D1/HD1/CIF |
|
Stream control |
Dual-stream |
|
View quality |
6 option |
|
Recording Rate |
PAL:25fps, NTSC:30fps/ |
|
Motion detection |
Per channel 22*18 detect area |
|
Recording mode |
Manually, alarm, motion detection, timing |
|
Local playback |
4ch simultaneously |
|
Video query |
Search by time, date, event, channel |
|
Video record |
Hard disk, remote record, USB |
|
Backup mode |
Internet, USB storage |
|
Wireless parameter |
Frequency |
5.8G |
Transmission mode |
Simultaneously audio and video |
|
Open distance |
500M |
|
Indoor distance |
30M |
|
Video |
Video input |
4ch |
Compression |
H.264 |
|
Video output |
1ch BNC, 1ch VGA |
|
Audio |
Audio input |
4ch |
Compression |
G.711 |
|
Talk back |
Built-in sound pick up |
|
Audio output |
1ch RCA+built-in speaker |
|
Alarm |
Alarm input |
4ch |
Alarm output |
1ch |
|
Interface |
PTZ control |
RS-485 |
Network interface |
Self-adapt RJ45 10M/100M |
|
USB interface |
USB2.0 X 2 |
|
HDD interface |
SATAX1 (2TB) |
|
Power adaptor |
DC12V/3A |
|
Power consumption |
≤15W |
|
Working temperature |
-10℃~+55℃ |
|
Working humidity |
10%~90% |
|
atmospheric pressure |
86Kpa~106Kpa |