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M523
Kerui
Kerui Doorbell - Life happens at the front door
M523 Wireless Doorbell
Features
500-feet range
Memory function
32 chimes optional
4 volume levels adjustable
Fixed-tone buttons settable
Technical Parameters
Working voltage: 100~240V 50~60Hz AC
Frequency:433MHz
Distance range: 500 feet
Size: 64*36.3mm
F52 Push Button
Features
Waterproof button
One Button transmitter
Long battery life
Long transmitting distance
Technical parameters
Operating voltage: DC12V
Standby current: ≤5uA
Transmitting current: ≤15mA
Distance range: 650 feet (in the open area)
Battery life: 1 to 2 years
Wireless frequency: 433MHz
Size: 50*50*21mm
Kerui Doorbell - Life happens at the front door
M523 Wireless Doorbell
Features
500-feet range
Memory function
32 chimes optional
4 volume levels adjustable
Fixed-tone buttons settable
Technical Parameters
Working voltage: 100~240V 50~60Hz AC
Frequency:433MHz
Distance range: 500 feet
Size: 64*36.3mm
F52 Push Button
Features
Waterproof button
One Button transmitter
Long battery life
Long transmitting distance
Technical parameters
Operating voltage: DC12V
Standby current: ≤5uA
Transmitting current: ≤15mA
Distance range: 650 feet (in the open area)
Battery life: 1 to 2 years
Wireless frequency: 433MHz
Size: 50*50*21mm