לארבע מצלמות D.V.R כרטיס אבטחה מקליט

מפרט
cameras, 25 fps4
image compression: h.264/ mpeg-4
image resolution: 640 x 480 
352 x 288, 320 x 240
video total frame rate: 30 fps in ntsc, 
25 fps in pal
display speed resource: 100frames
visual signal input: 4 channel (bnc or rca)
network connection: pstn isdn adsl
signal input/output: pal / ntsc
high compression efficiency rate 
support remote control from ie, lan 
full-automate mode, long-time digital recording 
use xview chip to make the dvr card 
the picture does not vibrate 
intelligent search and replay 
of video materials 
remote control in lan and internet 
intelligent frame monitoring compression 
open and compatible system structure 
efficient digital hard-disk video recording 
easy installation 
user friendly interface 
software upgradable