Features:

• 36 music tunes for you to choose.
• Doorbell powered by: 2x AA battery(not included)
• Remote powered by: 1x 12V 23A button battery (included)
• Dimensions: doorbell unit 100mm x 68mm x 25mm; remote button 81mm x 52mm x 14mm

Description:

• Intelligent digital remote control doorbell,ideal for homes,offices,guest rooms,hotels,hospitals and etc.
• Delicate streamlined appearance.
• Easy to install, no wire needed.
• Delicate design shows your smart taste.
• Energy saving and the battery inside the button can last up to for one year(20 presses per day).
• All day long anti-interference system and encrypted encodin decoding at 1/100000 prevent the doorbell from interferences outside or between neighbours.
• Ultra-distance represents the technology of surpassing obstacles(about 150 feet/50m range).

Package Included:

• 1 x Doorbell
• 1 x Remote
• 1 x 12V 23A button battery