Not sure but think they are 3.5mm and are 1080P (AHD I think).
eBay
YOOSEE HD IP Camera 3MP 5MP WiFi PTZ Camera Outdoor Security Wifi Camera Motion Detection Auto Tracking Two Way Audio IP Camera
Aliexpress UK
Add to basket now and start protecting what matters. Special feature Up to 5mp DVR,H.265+ Coding,CE&UL-Certified, Night Vision. Special Features Up to 5mp DVR,H.265+ Coding,CE&UL-Certified, Night Vision.
eBay
ANBIUX 8MP 4K IP Camera 5MP Ai Human Detection Wifi Camera 1080P 5X Digital Zoom PTZ Outdoor Camera 3MP Ai Tracking CCTV Camera
Aliexpress UK
Floureon camera system Used but in full working order Comes with 3 cameras and various cables connectors Please note the loose cable ends for connectors
eBay
Jooan 4K 8MP HD Wifi PTZ Camera Outdoor 5G Wifi Dual Lens Security IP Cameras 5X Zoom AI Tracking ONVIF CCTV Surveillance Camera
Aliexpress UK
Experience the reliability of the SmartCam Digital Video Recorder, designed specifically for CCTV surveillance systems. With its straightforward BNC connectivity, setting up your system is both simple and efficient.
eBay
IP Camera 6K 9MP HD WiFi Outdoor Camera 8x Zoom Three Lens Dual Screen Home Security PTZ Camera 6MP Video Surveillance iCSee
Aliexpress UK
V380 Pro 3 Lens IP Solar Camera HD 15 MP Outdoor Waterproof CCTV Night Vision Two-Way Audio Camera Mobile Tracking 4G IP Camera
Aliexpress UK
4K 8MP WiFi Surveillance Camera Wifi Outdoor Dual Lens PTZ IP Camera Auto Tracking Audio Video ONVIF Security CCTV Camera YOOSEE
Aliexpress UK
Lenovo 4K WiFi Surveillance Camera 5G Wifi Outdoor Dual Lens PTZ IP Cameras Auto Tracking Audio Video ONVIF Security CCTV Camera
Aliexpress UK
Jooan 1080P Outdoor Wifi IP Camera CCTV Surveillance Camera Waterproof Mini Camera 5 X Zoom Color Night Smart Home Baby Monitor
Aliexpress UK