The DS‑7732NXI‑I4/16P/S is a 1U rack-mounted AcuSense 4K NVR that supports up to 32 IP camera inputs, integrated with intelligent analytics for human and vehicle detection—a key tool to reduce false alarms and improve event filtering.

• Camera Inputs: 32-ch IP input (up to 12 MP resolution; supports 4K)

• PoE Ports: 16 built-in PoE ports on the I4/16P variant

• Video Analytics: Up to 4-ch perimeter protection; 1-ch facial recognition for stream, up to 4-ch face picture search; human/vehicle motion detection 2.0

• Decoding Capabilities: Up to 16 channels at 1080p; disabling analytics permits up to 32-channel playback at 1080p

• Bandwidth: Supports up to 256 Mbps input and 200–256 Mbps output

• Storage & Outputs: 4 × SATA HDD bays (up to 8 TB each), 1 × eSATA; HDMI & VGA simultaneous outputs (HDMI up to 4K)

• Other Interfaces: RS‑485, RS‑232, alarm I/O, USB 2.0 + USB 3.0 ports, optional CVBS output, support for two-way audio

• Form Factor: 1.5U chassis, approx. 445 × 400 × 71 mm, weight ≤ 5 kg (without HDD)