Item Type: Baby Monitor Material: ABS Monitor: LCD Size: 2.4in Supported Resolution: 320 x 240 Receive Sensitivity: -88dBm Battery: 2200mAh lithium polymer battery (built in battery) Camera: Image Sensor: CMOS Total Image Pixels: 640 x 480pxl Viewing Angle: 50 Package List 1 x Monitor 1 x Camera 2 x Power Adapter 1 x User Manual 1INFRARED INDUCTION: The monitor adopts 2.4in HD LCD screen, the infrared distance is up to 3 meters, IR CUT automatically switches to realize day and night monitoring. 2DUAL WAY INTERCOM: This baby monitor has built in microphone and speaker, supports dual way intercom, you can talk to your baby from a distance without running back. 3MUSIC FUNCTION: With built in 3 minute polyphonic music function that can help soothe your baby to sleep, providing multiple maintenance for your baby sleep. 4TEMPERATURE DISPLAY: The monitor has a temperature display, supports and switching, and has a good monitoring of the baby daily room temperature. 5HIGH EFFICIENCY: Using wireless point to point transmission, free from WiFi interference, encrypted transmission of digital signals ensures higher security.