Wholesale Flat tube B W
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China Flat tube B W Wholesale
Flat tube B W 4 video Doorbell 228M
Item No:C20050406867
Update time:
Description:
Product Name
Flat tube B/W 4 video Doorbell 228M
Brand
OEM
Country of Origin
CHINA
Model
TS-228M
Product Description
·Single household system video inter-phone ·Visitor calling, video intercom,
unlock, monitor ·With hand-move warm threaten function ·With prevent demolish
alarm ·It can connect image memory·Auto fixed time off of the picture ·Auto
economize power control ·Power Supply: DC 14V-18V ·Waiting state consumption:
< 0.5W ·Working state consumption: < 10W ·Screen: flat tube 4-inch CRT B/W·R
esolution: 400 TV lines ·Video input: 1V p-p ·Calling shown on the picture time: 30
seconds ·Pick up handset shown on the time: 60 seconds ·Chime: double
dingdong chime ·Sound sensor: -62dB +/- 4% ·Audio frequency: 500-3,000Hz·A
udio output: 75dB max ·Operation temperature: -10 - 40 deg. C·Installation: wall-
mounted ·External dimensions: 218 (L) x 178 (W) x 62(H) mm
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