• 1 Indoor Unit
• 1 Outdoor Unit
• 1 Screwdriver
• 2 Double-sided Adhesive
• 1 USB Charging Cable
• 1 User Manual (English)

Product Features:

• Wireless smart voice doorbell allows two-way communication with visitors, enabling you to identify them and inform them of your arrival.
• Comes with 1 receiver and 1 push button, allowing wireless communication over a large range (outdoor bell: 200m, indoor bell: 5-50m without obstacles), ensuring stable transmission for clear voice quality.
• Receiver supports rechargeable battery, while transmitter requires 3 alkaline batteries lasting up to approximately 4 months (transmitter batteries not included).
• Ideal for both office and home use, providing convenience for elders and helping you identify visitors. Offers 15 ring tones and 3 adjustable volume levels.
• Easy installation and operation: when a visitor rings the doorbell, press the button on the receiver once to connect, then hold to speak and release when done.

Product Specifications:

• Indoor unit input voltage: 5V 1A
• Outdoor unit power supply: 3 alkaline batteries (1.5V*3) (not included)
• Indoor unit power supply: Built-in lithium battery (included)
• Wireless frequency: 467MHz
• Ring tones: 15 options
• Volume levels: 3
• Transmission distance: outdoor bell: 200m; indoor bell: 5-50m (without obstacles)
• Waterproof: No
• Outdoor unit working time: Approximately 4 months
• Indoor unit working hours: 24 hours
• Colors: Silver and white / Silver and black / Gold and black / Gold and white (optional)
• Material: Plastic ABS
• Operating temperature: -20℃ to 55℃