Specifications:

• Connection Type: Wireless
• Working voltage: AC 100-240V
• Working current: <100mA
• Wireless frequency: 433MHz
• Wireless distance: 100 meters (open space)
• Volume: Volume 4 levels adjustable
• Transmitters: Can learn up to 20 transmitters, no loss of power
• Suit for: Support 1527/2262 code chip full range of accessories
• Specifications: UK,EU,US
• Power: Electric Supply
• Itercom: No
• Item Type: Wireless Doorbell
• Function: Doorbell, alarm, welcome multi-purpose
• Feature: None
• Feature: 32 music options
• Display: None
• Brand Name: KERUI
• Alarm: No