32 Songs Welcome Infrared Chime Doorbell Wireless PIR Motion Detector Adjustable Volume Door bell Alarm For Home Shop Store

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 ( not included) and 9-15v power adapter. ( not included) 4. Support human voice,32 beautiful songs and alarm. 5. 4 level of adjustable sound volume.

Item specification:

* Power supply : DC 9-15V ( not included) * Detection range: 4-8 m * Volume: 4 levels adjustable (Can't adjust volume at alarm mode) * Induction method : infrared sensor triggered * 3 modes: Voice Alarm Music,at "Voice" mode: Human voice,dingdong,ninhao,huan ying guang ling;at "Alarm"mode: keeps you aware of intruders;at "Music" mode: just as a doorbell,with 32 music to welcome your guests * Ambient temperature/humidity :. -10 -40 5% -95% RH * Detection Angle: Horizontal Angle of 110 degrees, vertical Angle of 15 degrees * The main function: Automatic body sensing , ultra-long , wide-angle detection. Adjustable direction (with stand). Host built-in speakers, alarm loudness of 75-95 db * Installation : No need professional personnel, easy to install yourself * Installation height: 1.5m-2.5m * Music: 32 music and vocals optional * Size: Height 7.5cm Width 8cm , thickness 4.5 cm (with base - base can be flat or fixed on top)

Technicals parameter:

1,Working current:<80mA 2,Working temperature:-10- 50 3,Detection range:4-8m 4,Detection angle:110° 5,Installation height :1.5m-2.5m