The Hikvision DS‑7604NXI‑K1/4P (and the “/Alarm4+1” variant with alarm I/O) is a compact 4‑channel 4K PoE NVR featuring advanced AcuSense AI capabilities—including Motion Detection 2.0, perimeter alerts, and facial recognition. Offering high-resolution recording up to 12 MP, this NVR supports simultaneous HDMI 4K and VGA output, making it well-suited for both monitoring and playback. With smart compression (H.265+), efficient PoE power management, and expandable storage options via a single SATA drive (up to 16 TB), it is ideal for small-to-mid-size enterprise installations. Robust remote access support and optional alarm I/O further enhance its versatility.
Key Features
Channels: 4 PoE IP camera inputs
Recording Resolution: Up to 12 MP; AI decoding: 1 ch@8 MP, 2 ch@4 MP, 4 ch@1080p; Non-AI: up to 1 ch@12 MP, 2 ch@8 MP, or 4 ch@4 MP
Bandwidth: 40 Mbps incoming, 80 Mbps outgoing
PoE Ports: 4× IEEE 802.3af/at, ≤50 W total
AI Analytics: AcuSense includes Motion Detection 2.0, perimeter protection, face recognition (1 ch live @4 MP or 8 MP; libraries up to 20 k faces)
Video Outputs: HDMI (3840×2160@30 Hz) and VGA (1080p) simultaneous display
Audio I/O: 1× RCA output; 1× RCA two-way audio in/out
Alarm I/O: Optional 4 inputs & 1 output (models with “/Alarm4+1”)
Storage: 1× SATA, supports up to 16 TB HDD (10 TB typical), plus 2× USB 2.0 ports
Compression: Supports H.265+, H.265, H.264+, H.264
Remote Connections: Up to 128 simultaneous users; ONVIF/SADP/DDNS support
Form Factor: 1U chassis (320×240×48 mm), ≤1.2 kg (without HDD); operating temp –10 °C to 55 °C; 48 V DC power
