Hikvision DS-2CD3346G3-LISUY (2.8 mm) is a 4 MP dual‑illumination fixed turret IP camera from Hikvision’s Ultra (SmartIP) family. It combines a 1/1.8" progressive‑scan CMOS sensor and an F1.0 2.8 mm lens to deliver 2688 × 1520 video, ColourVu/Darkfighter‑class low‑light performance and Smart Hybrid Light (IR + white light) for 24/7 colour imaging. On‑board HIK AI‑ISP and deep‑learning analytics provide person/vehicle classification, face capture, perimeter protection and active deterrence via built‑in speaker and strobe.

• 4 MP (2688 × 1520) @ up to 30 fps
• 2.8 mm F1.0 fixed lens — horizontal FOV 111.1°
• Smart Hybrid Light (IR 850 nm + white light), effective to ~40 metre
• Built‑in dual‑microphone and speaker; audible warning/strobe for active deterrence
• On‑board microSD up to 512 GB; ANR and NAS support
• PoE (IEEE 802.3at) or 12 VDC; power approx. 15.5–17 W (max)
• IP67 weatherproof; operating −30 °C to 60 °C

Typical applications: outdoor perimeter and site surveillance where continuous colour imaging and active deterrence are required. For safe and compliant installation have the unit fitted by a qualified installer and follow local regulations. Refer to the official Hikvision datasheet for full technical and regulatory details.