HIKVISION 4-CH Turbo HD 1080P DVR, Connectable to HD-TVI & analog cameras, VCA detection alarm (line crossing detection & intrusion detection) is supported, 1 SATA interfaces Support access by EZVIZ Cloud P2P, Support Hikvision DDNS. It features efficient H.265 pro+ compression technology. It has an encoding ability up to 1080p @ 15 fps. It supports 5 signals input adaptively (HDTVI/AHD/CVI/CVBS/IP). Up to 6 network cameras can be connected. It has a 1-year warranty.