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VS771 AVTECH 4
Channel DVR (Basic Function)
VS771,
4 CH Digital Video Recorder, is a device to use digital technology
to manage video image in HDD. It includes Features such as High IPS
performance, excellent record quality, fast/ slow forward and
reverse searching, and other user-friendly operations. It is an
intelligent digital security surveillance recorder.
Features
 Multiplexer
& Quad recording mode switching
Recording
rate(NTSC):Up to full size 30 images/sec. or Quad size 120
images/sec.
Recording
rate(PAL):Up to full size 25 images/sec. or Quad size 100
images/sec.
Wavelet
compression format
4
CH DVR replaces Time-Lapse VCR + Multiplexer / Quad
On
Screen Display and Remote Control via Video Server & PC
Picture-in-picture
(PIP) in live
Alarm
input & output function
Video
Loss Detection on each channel can record up to 256 events
Support
1 HDD, IDE TYPE (over 250 GB)
Quick
multiple search by date/time, alarm and full list
Security
password protection
Specifications
| Model |
VS771 |
| Video format |
NTSC or PAL
(switchable) |
| Hard disk storage |
IDE type, UDMA 66,
supported over 250 GB HDD |
| Recording mode |
Manual / Alarm /
Timer |
| Camera Input Signal |
4 Channels.
Composite video signal 1 Vp-p 75Ω BNC |
| Main Monitor Output |
Composite video signal 1 Vp-p
75Ω BNC |
| Call Monitor Output |
Composite video signal 1 Vp-p
75Ω BNC |
| Video Loss Detection |
Yes |
| Refresh Rate |
240 IPS (NTSC) /
200 IPS (PAL) |
| Recording Rate |
Multiplex: Up to 30 IPS
(NTSC) / 25 IPS (PAL)
Quad-field: Up to 120 IPS (NTSC) / 100 IPS (PAL)
Quad-frame: Up to 240 IPS (NTSC) / 200 IPS (PAL) |
| Dwell Time |
Programmable (1~15
Sec) |
| Picture in Picture |
Yes (Movable) |
| Key Lock |
Yes |
| Camera Title |
8 letters |
| Video Adjustable |
Hue/ Color/
Contrast/ Brightness Adjustable |
| Alarm Input |
TTL input, Hi (5V),
Low (GND) |
| Alarm Output |
COM / N.O / N.C |
| Remote Control |
RS-232 or RS-485
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| Time Display Format |
YY/MM/DD, DD/MM/YY,
MM/DD/YY, OFF |
| Power Source |
AC90-220V,
47Hz~63Hz |
| Power Consumption |
<32W |
| Operation Temperature |
10 ~ 40°C |
| RS-232C / RS-485 (bps) |
115200,57600,19200,9600,4800,3600,2400,1200 |
| Dimension (mm) |
343(W) x 223(H) x
59(D) |
| Net Weight |
2.52 kgs |
(Designs and specifications are subject to change
without notice.)
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