4 Wires Home Doorbell

• Customization: Available
• Application: Hospital, Parking, Warehouse, Hotel, Company, Garage, Community, Hotel, Office, Apartment, Private Villa etc
• Automation: Non Automation
• Model NO.: B12
• Waterproof: Not Waterproof
• After-Sales Service: Online Technical Support
• Warranty: Contact Me
• Type: Wired Doorbell
• Style: Wired Doorbell
• Talkback Type: No
• Peephole: No
• Active Doorbell: Wired Non Visual Doorbell
• Wireless Video Doorbell Function: No
• Application Scope: Hotel, Office, Apartment, Private Villa etc
• Brand: S4a
• Power Source: DC12V
• Surface Material: Fireproof ABS Material
• Operating Temperature: -10′c ~ 80′c
• Working Humidity: < 80%
• Power Supply: DC12V
• Used Method: Work with Door Bell Exit Button and Access Control
• Transport Package: Standard Carton Box
• Specification: 87x61x23mm, 86x86x23mm
• Trademark: S4A
• Origin: China
• HS Code: 8531809090
• Production Capacity: 20000pieces Per Month

Product Description

4 wires home doorbell 
Model No.: B12, B12A
 

Surface Material	Fireproof ABS Material
Operating temperature	-10ºC ~ 80ºC
Working humidity	< 80%
Power supply	DC12V
Dimenion	87 x 61 x 23mm(B12), 86 x 86 x 23mm(B12A)
Packing box	93 x 70 x 33mm(B12), 95 x 95 x 35mm(B12A)
Weight	0.02kg(B12), 0.04kg(B12A)
Used Method	Work with door Bell exit button and access control
Application	Hotel, Office, apartment, private villa etc

 

Red	VCC +12V
Black	GND
Green	BELL1
Yellow	BELL2