Dahua XVR1B04-I is a 4-channel Penta-brid WizSense Digital Video Recorder designed for reliable CCTV surveillance. It supports HDCVI, AHD, TVI, CVBS and IP cameras, with 4-channel SMD Plus for human and vehicle detection. The recorder supports up to 5 IP camera inputs, 1080N/720P encoding, AI Coding and one HDD bay with support for up to 6TB storage.