Wireless Doorbell Intercom 433MHz Non-visual Building Smart Intercom Doorbells for Home Real-Time Two-Way Communication One-Button Operation Electronic Doorbell Chime Loud and Clear Sound for Home Office

Features:
【Real-Time Two-Way Communication】: This wireless intercom doorbell offers real-time two-way communication, providing a secure and private conversation with anti-interference features. It's perfect for both home and office use, ensuring you never miss a visitor or important delivery.
【One-Button Operation】: With a simple one-button design, this doorbell makes it easy to call, answer, and end conversations. After 1 minute of conversation, the call will automatically end, making it convenient and efficient for quick interactions.
【Loud and Clear Alerts】: The doorbell features a flashing light and ringtone alert that lasts for 20 seconds, ensuring you're aware of any visitors. With a ringtone volume of 108 decibels, it's louder than a typical smartphone ringtone, so you won't miss any calls.
【Long-Lasting and Convenient Power】: The outdoor unit has a battery life of 6 months, assuming 5 presses a day and 1 minute of conversation per press. The indoor unit plugs into a 5V1A power adapter, ensuring it never runs out of power. The installation is easy, with the outdoor unit simply sticking to the wall with adhesive.
【High-Quality Design and Long Range】: The buttons are made of a plastic and silicone structure, with a high-gloss UV finish for a high-end look and feel. The intercom has a tested range of 100 meters, making it suitable for buildings with up to 4 floors. Plus, the indoor units can call and communicate with each other, adding an extra layer of convenience.