Amazon.com : Hikvision TandemVu 4MP 25X Zoom IP PoE PTZ with Dual Lens ColorVu 4MP 2.8mm Fixed Lens Bullet 90FT White Light and 25X 4.8-120mm Lens Outdoor PTZ Camera 300FT IR Distance
What's ROI (Region of Interest) video surveillance technology?
Hikvision PTZ 4MP Outdoor IP Camera DS-2DE4A425IWG-E 4-100mm 25X zoom Network POE H.265 IK10 ROI WDR DNR Surveillance Camera - AliExpress
Hikvision PTZ IP Camera DS-2DE4A425IWG-E 4MP 4-100mm 25X zoom Network POE H.265
Hikvision DS-2DE4A425IW-DE 4-inch 4MP 25X Auto tracking Smart Outdoor Indoor Powered by DarkFighter IR 50m IP67 H.265+ Network Speed Dome IP PTZ - Newegg.com
What's ROI (Region of Interest) video surveillance technology?
Hikvision 4MP 25x PTZ IP Camera auto-Tracking DS-2DE4A425IWG-E DarkFighter Lot | eBay
Hikvision DS-2CD2785G0-IZS Outdoor Dome IP Camera
Hikvision 6MP IR Fixed Bullet Network Camera with 2.8mm fixed lens, 50m IR, 120dB WDR, Powered by Darkfighter, IP67, BLC/3D DNR/ROI/HLC, Support on-board storage, up to 128 GB - DS-2CD2T65G1-I5 (HIKIPCD6403')
Hikvision Region of Influence White Paper
Hikvision DS-2CD2T32-I5 3MP Outdoor EXIR Bullet Camera, 16mm Lens, 50m IR Range DS-2CD2T32-I5-16MM
Hikvision DS-2CD2743G2-IZS Hikvision IP Dome
Hikvision DS-2CD4124F-IZ 2MP CMOS Vandal-proof Network Dome Camera, 98ft (30m) IR, EIS, ROI, Defog, Day/Night, WDR, DNR, Smart IR, H.264, BLC, 12VDC/PoE, 2.8-12MM Varifocal Lens, White
Hikvision 4MP 42X PTZ Camera DS-2SF8C442MXS-DLW 4 MP, IR 500m, PoE, TandemVu | USAcompuA+