Dahua NVR4104HS-P-4KS2/L 4-Channel Compact 4K PoE Network Video Recorder 4K they provide 12m x 12m

they provide 12m x 12m PIR coverage and are designed for standard room or hallway applications

NDIS housing

it supports dynamic QR code access

6mm fixed lens for wide or targeted coverage

while the LSZH jacket makes it safer for public buildings

Dahua NVR4104HS-P-4KS2/L 4-Channel Compact 4K PoE Network Video Recorder 4K they provide 12m x 12mThe Dahua NVR4104HS P 4KS2 L is a compact, professional grade 4 channel 1U network video recorder designed to support up to 4 IP cameras with built in PoE ports and advanced 4K HDMI output. This recorder offers seamless integration with Dahua smart cameras and supports AI by camera features such as face detection, perimeter protection, people counting, and heat mapping. Equipped with Smart H. 265+ compression, up to 8x 1080p decoding, and 80 Mbps