4MP ColorVu 3.0 Fixed Bullet Network Camera - HikAI-ISP for excellent noise reduction effect - Super clear 24/7 colorful imaging with ColorVu 3.0 technology - Motion Detection 3.0, more accurate on person and vehicle classification - /SL/SRB: Provide real-time security via built-in two-way audio and strobe light alarm - Smart Hybrid Light: integrates IR and white lights, 3 supplemental lighting modes - -F: Support on-board storage up to 512 GB (SD card slot) (Optional) - Water and dust resistant (IP67)