16-Channel Fusion NVR System with Ten 4K (8MP) IP Dome Cameras with Listen-In Audio N4K3-1610WD With industry-leading 4K (8 megapixel) resolution, this security camera system will bring a whole new level of detail to your security monitoring. It includes a 16-channel Network Video Recorder (NVR) and ten 4K dome security cameras with Color Night Vision. The NVR is also part of the Lorex Fusion collection, which means that you can add up to two Wi-Fi devices to open channels, as well as accessory alarm sensors. So whether you are looking to protect your home, small business or commercial property, this powerful security camera system will help you secure the things that matter most. Experience the 4K difference Thanks to the camera's powerful 8MP image sensor, you'll experience the difference that 4K resolution makes when it comes to your security. 4K means there are more than 8 million pixels, and that results in sharper video and realistic color representation Built-in microphone Equipped with a built-in microphone, this camera will provide you with listen-in audio recording. This will provide you with an extra layer of information or evidence, such as voices, that would not be there with only the video footage itself. Please note, audio recording without consent is illegal in certain jurisdictions. Lorex assumes no liability for the use of its products that do not conform with local laws.