4.3-inch IPS wireless video doorbell 1080P HD Passive infrared human body detection Two-way intercom No wireless Internet required 2.4GHz Bluetooth Connection, No WiFi Required - The wireless doorbell with camera utilizes a powerful 2.4GHz proprietary protocol, providing a wide transmission range to maintain a strong and stable connection. Using an external antenna allows for a stronger signal and longer reception range, so you can rest assured your information is secure. The wireless doorbell requires no WiFi connection, providing a seamless and time-saving method for easy installation! 4.3-inch IPS Screen - Thanks to the 4.3-inch IPS screen, the doorbell with camera can shoot outdoors in 1080P HD with a 120-degree viewing angle. The outdoor wireless doorbell provides a complete view without blind spots and captures every detail with superb visual clarity. With infrared night vision, you can clearly see visitors' facial features and other details. Two-Way Talk and IPX65 Waterproof - The wireless video intercom allows two-way video intercom for easy calls and chats with the touch of a screen. Low power consumption extends standby time, and the rechargeable indoor unit provides fast response times. Simply insert a MicroSD card (up to 128GB, sold separately) to store photos and videos locally. Note: Storage will not work without a card. This doorbell with camera is IPX65 waterproof. Human detection - This doorbell with camera is equipped with a PIR sensor that quickly detects human motion and sends real-time notifications to your phone. 1080P real-time monitoring quality allows you to easily capture what's happening outside your door. Built-in infrared lights clearly see visitors' faces and packages, even at night, reducing the risk of package loss and providing peace of mind.