Digital video and audio signals between camera and monitor are secure and interference free Hassle-free portable monitoring with a battery operated monitor and camera Night vision allows you to monitor your child around the clock Standby mode allows you to turn off the monitor?s screen and be alerted only when your child makes noiseThe camera helps soothe your child with lullabies and a built-in night light Features "Easy-to-use video baby monitor that you can set up in seconds Be alerted at all times from standby mode when your child makes noise Hassle-free portable monitor with rechargable battery (included) that lasts 4.5 hours per charge Hear every sound on the monitor, and see the level of audio with the LED indicators Monitor your child securely and privately Mount the camera with the included crib mount or the convenient magnetic base Plug the camera into a wall outlet or power it with 4 AAA batteries (not included). " See your child at night with automatic night vision on the camera Soothe your child with lullabies that you control with the monitor Watch over your child with no interference (digital signal)