Dahua NVR4204-P-4KS3 4-Channel IP Network Video Recorder, 4PoE, 2 HDDs, 12MP

The device features 2 SATA hard drive bays, each supporting capacities of up to 20 TB, for flexible storage management in edge, central, or backup configurations. Smart H.265+/H.265 and Smart H.264+/H.264 video compression optimizes bandwidth and disk space usage while preserving image detail.

It features Recorder’s 4-channel AI SMD (Smart Motion Detection) function, with secondary filtering to eliminate false alarms caused by leaves, rain, or changes in light, and distinguishes between people and vehicles. When paired with Dahua AI-enabled cameras, the system can also support AI-by-Camera features such as facial detection and recognition, perimeter protection, people counting, stereo analysis, and heat mapping.

The HDMI and VGA video outputs support resolutions up to 3840 × 2160, while ONVIF compatibility (Profile S, T, G) and with third-party brands (Panasonic, Sony, Axis, Arecont, Pelco, Canon, Hanwha) ensures integration into heterogeneous video surveillance systems. This product is designed for installers and system integrators who need to equip small offices, stores, schools, or homes with a reliable and easy-to-manage IP recording system—even remotely via an iOS/Android mobile app or web browser.