Hikvision 4-ch 8 MP 1U H.265 AcuSense DVR

The Hikvision iDS-7204HUHI-K2/4S is a 4-channel Turbo AcuSense DVR designed for intelligent hybrid CCTV surveillance systems requiring advanced deep learning detection and high-resolution recording. It supports HDTVI, AHD, CVI, CVBS, and IP video inputs, allowing seamless integration with legacy analog camera infrastructure while supporting modern IP cameras with resolutions up to 8MP. The DVR integrates AcuSense deep learning technology, enabling Motion Detection 2.0 with accurate human and vehicle classification. This significantly reduces false alarms caused by environmental motion such as shadows, animals, or weather effects. Perimeter protection features including line crossing detection and intrusion detection provide additional security monitoring functionality. The recorder supports recording resolutions up to 8MP at 8 frames per second and 5MP at 12 frames per second, utilizing H.265 Pro+ compression technology to improve storage efficiency and reduce bandwidth usage. HDMI output supports up to 4K resolution, while VGA output supports up to 1080p, allowing flexible monitoring configurations. Storage capacity is expandable via two SATA interfaces supporting up to 10TB per hard drive, providing a maximum total storage capacity of 20TB. The system includes alarm input/output interfaces, RS-485 serial interface for PTZ control, and network connectivity via Ethernet for remote monitoring using Hik-Connect and ONVIF-compatible devices. This DVR is suitable for residential, commercial, and professional surveillance installations requiring intelligent detection, hybrid compatibility, and scalable storage performance.