4.3 INCH COLOUR DISPLAY ✔ With a 4.3 inch colour display, you can monitor your baby anywhere in the house. The volume control allows you to control the sound of the baby monitor very easily. TEMPERATURE DISPLAY ✔ This baby monitor includes a temperature sensor that allows you to detect the temperature of the baby's room. So you will always have peace of mind. ZOOM AND INFRARED ✔ Remote control with zoom and infrared night vision for a complete view of the entire room. Even in the dark, you can see your child clearly. LULLABIES ✔ With the built-in lullabies, soothing sounds or audiobook, you can calm your baby and help them fall asleep easily. MICROPHONE ✔ With built-in speaker and microphone with high sensitivity, it allows you to talk and soothe your baby from another room without having to move. The range is 1000 feet / 300 meters when there is a clear line of sight between the parent and baby units, Any obstruction between the units will reduce the range significantly, With the parent and baby units placed indoors, the typical range is up to 165 feet / 50 meters