Dahua 4 Channel Penta-brid Compact 1U 1HDD WizSense DVR - XVR5104HS-4KL-I2 8MP You want a complete kit

You want a complete kit with detectors already included

IR length 20 m

It's possible with careful cutting into an existing wall

Adds up to 8 extra Gigabit ports at a desk or in a comms cupboard

Its 19-inch rack-mountable steel case is fanless for silent operation

Dahua 4 Channel Penta-brid Compact 1U 1HDD WizSense DVR - XVR5104HS-4KL-I2 8MP You want a complete kitThe series are designated to reduce false alarm rates and human surveillance costs, thus bringing great value to customers in search of products with accurate human vehicle alarm to raise the security level of various indoor and outdoor facilities. Features H. 265+ H. 265 dual stream video compression Supports HDCVI AHD TVI CVBS IP video inputs Max 8 channels IP camera inputs, each channel up to 8MP; Max 64 Mbps incoming bandwidth Up to 2 channels