Video Intercom System KNZD-20W
Video intercom system is a modern buildings, use high and new technology now, the Internet of things technology, remote monitoring to open the door. The IP intercom integrates video voice, can communicate with the visitors indoors, face recognition. The intercom, security, stability, easy to use, very suitable for the apartment.
Model
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GD-B261C
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Pickup device
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1/3 OV7949 CMOS
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SYS
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PAL/NTSC
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Effective Pixels
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268(H) x586(V)x / 510(H) x 496(V)
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Sensing Area
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5.961mm x 4.276mm
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Scanning System
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2:1 Interlaced Scanning
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Sync System
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Internal Synchronization
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Sharpness
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420TV lines
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Horizontal Sync Frequency
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15.625KHz / 15.734KHz
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Vertical Sync Frequency
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50Hz /60Hz
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Minimum Illumination
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0Lux/F2.0 with IR
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Video Output
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1.0vp-p, 75Ω
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Gamma Coefficient
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0.45
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AGC
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Auto
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Sound / Noise Ratio
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>48dB
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White Balance
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Auto
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Electronic Shutter
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Backlight Compensation
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Auto
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Current
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80mA ± 10%
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Voltage
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DC 12V±10%
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Operating Temperature
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-20°C~50°C, RH95% MAX
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Storage Temperature
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-30°C~60°C, RH95% MAX
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Lens
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3.6mm F = 2.0
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Camera Angle
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90°
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Weight
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25 g
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