Carry a Small Display with You: 3.2-inch LCD color screen, built-in 2200mAh rechargeable battery, perfectly fits your pocket Intelligent Infrared Night Vision Device: Focus on an infrared light source emission point, reduce the interference to the baby's night sleep, and vividly display the baby's sleep state Clear Two-way Talk: The baby monitor adopts 2.4 GHz FHSS wireless transmission technology and the advanced high-sensitive microphone and speaker for clear two-way audio talk, allowing you to talk back promptly Worrying-free Functions: baby monitor is designed with three worry-free functions: lullaby function / temperature sensor / alarm clock function, so that your child can grow up in a comfortable environment Easy-installment and Convenient to Operate:Plug and play.