Item Type: Baby Monitor Material: ABS Radio Frequency Range: 2400-2483.5MHz Image Sensor: 1/6.5 COMS Display Size: 2.4in TFT LCD Screen Display Resolution: 320x240 pixels Horizontal View Angle: 60 Degrees Infrared Band: 5m Power Supply: DC 5V1A Wireless Transmission: 150m / 492.12ft (outdoor) Display Screen Battery Type: 3.7V 1200mah Lithium Battery (Included) Voltage: 100-240V Package List 2 x Power Adapter 1 x Display 1 x Camera 1 x Manual 1Voice Detection: Video baby monitor automatically warns you when a baby voice is detected and switches to standby mode to save power. 2Night Viewing: Video monitor adopted night light design to provide clear night viewing, whcih can display the baby sleep state clearly. 3Prevent Noise: Baby monitor with noise reduction, allows you to hear the sounds in your baby room clearly without interfering with other signals. 4Safety Connection: Smart baby monitor adopted 2.4GHz digital technology for easy connection, which will not divulge your baby picture or video. 5Portable Size: Video baby monitor back comes with a support rack, so you can put it near your bed at night, which is small in size for easy to carry.