Swann SW233-BDM ADW330 Digital Wireless FamilyCam Monitor and Camera 2.36" Color Lcd Monitor Features Built-In Night Light Digital Wireless Technology Means No Interference 2.4 GHz Digital Modulation 2.36 inch TFT LCD Color Monitor Up to 12 feet of Night vision through 9 Infrared LED's Built-in Lithium-ion battery charger on monitor Safe and Secure signal cannot be intercepted