ANNKE 4K 16 Channel H.265+ PoE NVR, Dual Hard Drive Bays, RTSP Supported, Works with Alexa

16CH PoE IP Camera Input This PoE NVR is plug and play, easy to configure, access, and control. You can connect all your PoE IP cameras to the NVR and manage them directly through their Ethernet cables for ultimate ease and convenience in a home security system. Powerful NVR with Strong Compatibility This NVR is connectable to PoE IP cameras of up to 4K resolution. You’re allowed to take full advantage of your cameras and have full control over them.  Connectable to IP Cameras Supporting H.265+ IP cameras supporting H.265+/H.265/H.264+/H.264 coding formats are connectable to the NVR. After adding a camera supporting H.265+, you can enable it to maximize storage space and enjoy ultra-long recording, up to 7x longer than H.264 under normal conditions. Customizable Motion Detection You can mark out the relevant areas for motion detection to minimize false alerts and save storage space. Besides, if you don’t want others to view certain areas’ recordings, you can block out these areas on ea