model no. sec-3225  sec-3035 
ccd type sharp 1/4"  ccd  color  sony  1/3'' 
pixels pal:  500h×582v     ntsc: 510h×492v   
scanning system pal/ntsc   
horizontal resolution 420tvl   
minimum illumination 1.0lux/f1.2   
s/n ratio ≥48db   
video output  1.0vp-p/75ω   
agc auto   
white balance    
backlight compensation    
exposure mode ee   
electronic shutter: 1/50(1/60) - 1/100000 sec   
gamma correction: 0.45   
sync.system:   internal synchronization   
lens: 3.6mm(standard）   
power supply dc:12v±5%   
operation temperature:  -20℃--50℃   
net weight: 136g