Equipped with a 2K high-definition video doorbell, it sends real-time notifications when the doorbell is pressed, ensuring home security. In addition, the built-in microphone enables two-way conversation. Combined with a smartphone, it allows for video recording and screenshot capturing, which is very convenient. The first line of defense to protect your home security 2K high-definition | 2304x1296 resolution, clear and detailed image Wireless design | Built-in rechargeable battery lasting up to three months, environmentally-friendly and convenient Instant notification with one press | When the doorbell is pressed, instant notifications are sent to your smartphone Supports two-way voice calls | Users can communicate with family members at home via the built-in microphone using the smartphone app Motion detection and alert | Built-in sensor monitors human movement, detects and sends real-time alerts Infrared night vision | Automatically switches mode, effective night vision distance up to 5 meters Round-the-clock video recording and screenshot | Supports maximum 12