The Safety 1st True View Color Video Monitor has 2.4 digital technology a 350 ft range, auto channel selector, and video on/off, low battery /out of range indicators. The Parent's unit has a 2 inch color screen, sound lights, brightness control, volume control, and is rechargeable. The Baby's unit (camera) has nighttime LED lights for auto night vision, an adjustable angle, can be wall mounted or table top and comes with an Energy Star AC adapter or can be battery operated