Shenzhen Secrui Electronic Co., Ltd.
Shenzhen Secrui Electronic Co., Ltd.
Wireless Doorbell with 32 Welcome Alarm Song Optional
  • Wireless Doorbell with 32 Welcome Alarm Song Optional
Wireless Doorbell with 32 Welcome Alarm Song Optional

Wireless Doorbell with 32 Welcome Alarm Song Optional

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Basic Info
Basic Info
Place of Origin: Guangdong, China(Mainland)
Payment Type: L/C, T/T, Paypal, Western Union
Product Description
Product Description
Wireless welcome doorbell (KR-M5)
Function and feature:
1. Infrared sensor adopt to digital fuzzy treatment, automatic temperature compensation, Radio frequency anti-interference, has low rate of false alarm.
2. Integrating a variety of functions, welcome, wireless doorbell, guard defence and so on.
3.2 choice of power supply: 3 AAA battery and 9-15v power adapter
4. Support human voice, 32 songs computer optional
5.4 level of adjustable sound volume
Technicals parameter:
1, Working current: <80mA
2, Working temperature: -10° C- 50° C
3, Detection range: 4-8m(25° C)
4, Detection angle: 110°
5, Installation height: 1.5m-2.5m
Battery installation schematic diagram:
Pull the switch battery cover, open the battery cover
Installed correctly
Press the key of battery switch, finish the installation.

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