Excellent monitoring functionality: This baby monitor features a 4.0-inch HD LCD screen with a viewing distance of up to 250 meters and a viewing angle of approximately 63 degrees. Infrared night vision provides clear visibility in the dark up to 5 meters, allowing parents to monitor their child effectively at night. Two-way communication: The two-way intercom system enables parents to comfort their baby from anywhere in the house. The private connection via FHSS technology does not require a WLAN connection, ensuring added security and privacy. Intelligent energy-saving functions: Equipped with VOX voice-activated power saving mode, the display can operate in power saving mode for up to 11 hours. The built-in 1760mAh lithium battery supports approximately 6.5 hours of continuous operation. Wide range of additional functions: The baby monitor includes built-in lullabies to help soothe your child to sleep. It monitors room temperature to ensure a comfortable sleeping environment. A sound-activated alert wakes the display when noise is detected. Easy to use and safe: The camera is powered by an external power supply, enabling uninterrupted and safe monitoring without reliance on batteries. It is suitable for monitoring different rooms in the home. When a child or elderly person is alone in a room, family members in other areas can observe and respond as needed.