Specifications:

• Wireless Distance: 300M in Open Air
• Voltage of Plug-in Receiver: 110-260V 50-60Hz
• Transmitter Waterproof Level: IP55
• Transmitter Dimension: 3.2*2*7.3cm
• Sound Volume: 5 Levels, 25-100dB, Including Silent Mode
• Receiver Dimension: 8.2*8.2*5.5cm
• Power: Dry battery
• Origin: CN(Origin)
• Itercom: No
• Item Type: Wireless Doorbell
• function 2: timbre inalambrico exterior
• function 1: Electronic doorbell
• Feature: None
• Display: None
• Connection Type: Wireless
• Alarm: No