Especificaciones:

• Working Frequency: 433.92MHz±280KHz
• Wireless Distance: 1000ft/ 300M in Open Air
• Voltage of Plug-in Receiver: 110-260V / 50-60Hz
• Transmitter Waterproof Level: IP55
• Transmitter Dimension: 3.2*2*7.3cm
• Tipo de artículo: Timbre inalámbrico
• Sound Volume: 5 Levels, 25-100dB, Including Silent Mode
• Ringtone: 5 Melodies (Optional)
• Receiver Dimension: 8.2*8.2*5.5cm
• Origen: CN (origen)
• Optional Color: Black
• Item Name: AC Wireless Doorbell
• Interfaz de comunicación: wireless
• Battery in Transmitter: 12V 23A Alkaline Battery (Included)