1.home security system 2.DVR:1PCS 8104 3.Camera:2PCS DID,2PCS IRI ... FCC ROHS Certificated Hot 4channel hd dvr home security system 8104V2ID2RIHot 4channel hd dvr home security system 8104V2ID2RIIncludeDVR1PCS 8104V a. 4CH DVR, Compression format ... Camera, Box Camera, Mini Camera, Hidden Camera, Zoom Camera, PTZ High Speed Camera, Wireless CCTV Camera,IP CCTV Camera.Stand alone ...