The Hikvision DS‑2CD2047G2H‑LI (also “LIU” when equipped with built-in microphone) is a 4 MP (2560×1440) fixed mini bullet camera combining ColorVu daytime clarity, hybrid light, and AcuSense analytics (human/vehicle detection):

• Features a 1/1.8″ progressive CMOS sensor, with F1.0 aperture for enhanced low-light capture and 130 dB WDRto handle strong backlighting.

• Offers Smart Hybrid Light: intelligent mix of IR and visible white light, switching to full-color illumination up to ~40 m when motion is detected. Ideal for low-light environments while minimizing unnecessary illumination.

• AI-based human/vehicle classification to reduce false alarms and support perimeter or intrusion detection.

• Built-in mic and speaker (U variant) allows for two-way audio and audible alarm functionality.

• Full IP67 weatherproof rating and PoE support (802.3af, Class 3) makes it suitable for challenging outdoor installations.