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Kerui M7 Split Doorbell & Welcome & Alarm Host with P817 PIR Sensor, Operating at over 650 Feet with 32 Chimes, 4 Volume Levels, 4 Working Modes, Can Add 30pcs Accessories, 1 Receiver & 1 Transmitter

650-feet range
Memory function
32 chimes optional
4 volume levels adjustable
Double Modes Power Supply
Can add 30 pcs accessories at most
4 modes: welcome, burglar, doorbell, night light
Support accessories with code EV1527/PT2262

Quantity:
  • M7
  • Kerui

Kerui Doorbell - Life happens at the front door

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M7 Split Doorbell&Welcome&Alarm Host

Features

650-feet range

Memory function

32 chimes optional

4 volume levels adjustable

Double Modes Power Supply

Can add 30 pcs accessories at most

4 modes: welcome, burglar, doorbell, night light

Support accessories with code EV1527/PT2262


Technical Parameters

Working current:<1mA

Working temperature: -10 ℃ -50 ℃

Receiving frequency: 433MHz

Distance range: 650 feet (open area)


P817 PIR Sensor

Feature

True temperature compensation technology

Low power indication

Frequency interference resistance(20Vm-1GHz)

Wireless signal transmission

Low-power consumption

RFI EMI interference resistance


Technical Parameters

Power: DC5V or 3AAA batteries

Standby current: ≤50uA

Working current: ≤20mA

Battery life: 1 year

Detection interval: 5s

Detection range: 4-8m

Detection angle: 90°

Frequency: 433MHz/ 868MHz

Distance range: 650 feet (open area)

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