The Summer Night and Day Monitor allows you to view your baby at any time you choose with the flick of a switch and because it's got a portable video monitor and is wireless you can take it on the move with you The monitor is made up of two units, the parent unit and the baby unit. Both units have their own special features which help to give you peace of mind at all times. The features are as follows:- Parent's Unit:- Portable video monitor with carry handles 3-channel selection to minimize interference Visual LED lights to capture baby's every sound A/C adaptor included One touch video on/off button for nightime convenience Brightness, contrast, and vertical control ""Power on"" indicator On/off volume control baby's Unit:- A/C powered camera A/C adaptor included Nightime LED lights for viewing baby in a darkened room Tabletop or wall mounting option Self filtering directional microphone 3-channel selection to minimize interference ""power on"" indicator Night vision: In a darkened room the monitor will automatically use it's infrared LED's to transmit a clear image of your baby, so you can see your child at night. Multi-Position Camera/Microphone: The camera/microphone should be adjusted so it is facing baby as directly as possible. This multi-position feature is unique to Summer Infant nursery monitors. It allows the microphone to focus on baby's voice while filtering out other household noises. Has up to 350ft range The picture will be shown through to you in black and white.