Overview
The Hikvision DS-2CD2143G2-IU is a 4 MP fixed dome IP camera from Hikvision's AcuSense range. It delivers 2688 × 1520 resolution with 120 dB WDR, on-board AcuSense human/vehicle classification to reduce false alarms, built‑in microphone, and PoE support — all in a vandal‑ and weather‑resistant (IK10 / IP67) housing suitable for outdoor use.

• 4 MP (2688 × 1520) progressive‑scan CMOS sensor — up to 25/30 fps depending on mains frequency.
• Hikvision AcuSense deep‑learning human & vehicle classification to cut false alarms.
• 120 dB WDR and 3D DNR for improved image clarity in challenging light.
• Built‑in microphone for real‑time audio monitoring.
• IR smart supplement light — up to 30 m (850 nm) for night vision.
• H.265/H.265+/H.264/H.264+ video compression for reduced bandwidth and storage usage.
• On‑board microSD (up to 512 GB) plus ANR; ONVIF and Hik‑Connect/Hik‑Central compatible.
• PoE (802.3af) or 12 VDC power input; rated for outdoor vandal‑resistant installations (IP67 / IK10).

Use cases
Suitable for small business and commercial outdoor CCTV, perimeter monitoring, car park and entrance coverage where reliable person/vehicle filtering and rugged housings are required. Also usable indoors where vandal resistance and discreet dome form factor are preferred.

Compliance & safety
Ensure installation complies with local regulations and that electrical work is carried out by a competent person. Follow manufacturer installation instructions and wiring diagrams supplied in the product manual. Check local certification requirements (CE/UKCA) if needed before specifying for regulated projects.