【High-resolution 2.4-inch LCD screen】The 2.4-inch LCD screen has a resolution of 320x240 pixels. The super-clear image shows real-time video and audio. The 2.4 GHz wireless technology prevents signal interruptions. The viewing angle is adjustable and installation is easy. 【Night vision function and transmission distance】The night vision function (effective range: 3 m) starts automatically in low light and provides clear video even in dark rooms. The transmission range in open space is up to 200 m. 【Built-in microphones and speakers】Both the receiver and the camera have built-in microphones and speakers. You can hear your baby and your baby can hear your voice in super-clear sound quality. 【Built-in lithium battery】The built-in lithium battery can be used while charging, reducing the hassle of changing batteries. Digital HF modulation with frequency hopping (automatically changing HF channels) ensures stable transmission. 【Temperature monitoring】Temperature monitoring helps you keep an eye on your baby's room temperature and alerts you with a beep when the temperature rises above 30°C. Adjustable brightness and energy-saving function. Specifications: Product weight: 430g Screen size: 2.4 inches Package includes: 1*Receiver 1*Camera 1*user manual 2*power adapter High-resolution 2.4-inch LCD screen With night vision function, long transmission range Bi-directional microphone, so your baby can also hear your voice With temperature detection and brightness adjustment Battery can be used while charging