Features:
1) 4" flat B/W CRT
2) View the visitors at the door
3) Full duplex conversation
4) Screen auto turn off
5) Door release operation (electric door strike required)
6) Door chime
7) Minimum illumination 0.1 lux on object up to 19 feet away
8) Built-in 6 infrared LED for low light observation
9) Weatherproof camera with aesthetic housing
10) 2-wire system non-polarity
SAV-228-4B
Origin: China
Shenzhen Winbo Digital Co., Ltd.
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