You didn't write anything about places where it will installed and requirements..
Here on the forum we mostly recommends Dahua cameras or OEM equivalents.
Most popular line here is Dahua 5442 (aka 54IR), in latest -S3 version.
It offers great 4Mpx day & night color image quality due big high-end 1/1.8" image sensor, lots of AI modes (IVS with human/cars/animals detections, AcuPick 2.0, people counting etc), lots of options of lens (3 fixed, 2 zoomed), chassis (bullet/turret/dome) and colors (white/black).
Full line of models:
WizMind S Series
www.dahuasecurity.com
Most popular variants are available from OEM partner in good prices:
Building security systems for home and business offices. Protecting customers' personal safety and property security. All the security cameras and NVRs we sell are of great quality and at affordable prices.
empiretech01.com
Building security systems for home and business offices. Protecting customers' personal safety and property security. All the security cameras and NVRs we sell are of great quality and at affordable prices.
empiretech01.com
Look especially at -ZE variants - they are varifocals - it means they have optical zoom 1-3x...
As NVR, in configurations up to 32 cam best are models from 5xxx-EI line:
WizSense Series
www.dahuasecurity.com
WizSense Series
www.dahuasecurity.com
Also available from EmpireTech, look for all models which end with AI
EmpireTech has a range of recorders from the Lite Series (4CH/unit) for smaller uses, the Pro Series (optimal for mid-to-large projects) to the Ultra Series (256CH/unit) for expansive projects, plus cost-effective options.
empiretech01.com