Hikvision

 Up to 1 megapixel (1280 × 720 @ 30 fps) resolution
 Standard video compression with high compression ratio, ROI (region of interest) encoding
 Progressive scan CMOS
 Built-in Micro SD/SDHC/SDXC card slot, up to 64 GB
 IR range approx. 10 meters
 Two-way audio
 PoE power supply
 Built-in microphone and speaker
 Support Wi-Fi, support WPS configuration with one touch
 Support PIR(Passive Infrared Detection)
 IR cut filter with auto switch
 3D digital Noise Reduction
 Support dual stream, and the sub-stream for mobile surveillance
 Integrated mount for easy installation
 Support Backlight Compensation, Digital Wide Dynamic Range, Auto-electronic shutter and so on
 Other functions: heartbeat, mirror, reset button, etc
 Support intrusion detection and line crossing detection
 Support VCA, which is compatible with NVR for the second time of video searching and analysing

 Up to 5 megapixel 2560 × 1920 @ 20fps resolution
 Standard video compression with high compression ratio, ROI (region of interest) encoding
 Progressive scan CMOS, capture motion video without incised margin
 Support dual stream, and the sub-stream for mobile surveillance
 Built-in Micro SD / SDHC / SDXC card slot, up to 128GB
 Two-way audio (-S)
 Alarm & audio I/O (-S)
 Support wifi (-W)
 High-performance and long service life Infrared LED, Approx. 10 to 30 meters IR range
 IR cut filter with auto switch
 PoE (Power over Ethernet)
 Ingress Protection level: IP66
 Electronic shutter for different surveillance environments
 Impact Protection: IEC60068-2-75 test, Eh, 50J; EN50102, up to IK10
 Other functions: alarm, mirror, etc
 3-axis adjustment
 Support VCA, which is compatible with NVR for the second time of video searching and analysing