Split Screen: Receive 2 live video feeds so you can keep an eye on two separate rooms or from multiple angles (2 cameras included). Audio & Video Monitoring: 7 volume levels and noise indicator lights for real-time monitoring, even when the screen is off. All-day Battery Life: Built-in 4500 mAh battery lasts up to 12 hours with live screen and 24 hours in audio-only mode. Automatic Night Vision Mode: Cameras adjust to lower light conditions so you can check on your baby at night.