1、2.4G Wireless WiFi: Stable without interference, the digital signal transmission travels quickly and smoothly. Through encryption, the digital signal transmission has good security. 2、Two Way Talk: With built in microphone and speaker You could use the two way talk back intercom function to comfort your babies whenever you want. 3、Infrared Night Vision: With 5m infrared distance, 3.2in HD LCD screen and IR CUT automatic switching, you are allowed to care your babies in dark and keep an eye on baby all night. 4、Built in Lullabies: Built in lullabies may help the parents comfort the baby fall into sleep. You can also adjust the volume freely as the baby falls asleep. 5、Temperature Monitoring: With temperature display, it can supervise baby's room temperature all day, help to care your baby's health. Celsius and Fahrenheit can be switched. Item Type: Baby Monitor Material: ABS Weight: Approx. 442g/15.59oz Display Features: LCD Size: 3.2 inches Supported Resolution: 320x240 Receiving Sensitivity: -90dBm operation Current Consumption (maximum): 200 mA Battery: 750mAh lithium battery (shipped with built in battery) Power Supply: 5V 500mA DC Camera Features: Image Sensor: CMOS Total Picture Pixels: 640x480 pxl Minimum Lighting: 0Lx (when IR light is on) Night Vision Distance: 15 feet (5 meters) Viewing Angle: 45 degrees diagonal Power Supply: 5V 500mA DC 1 x Monitor 1 x Camera 2 x Power Adapter 1 x Instruction Manual