Dahua DH-XVR1B04H-I/T 4-Channel WizSense DVR – 5MP-Lite & 1080P Penta-brid Recorder System Main Processor Embedded Processor Operating System Embedded LINUX Audio and Video IP Camera Input 4 2 each channel up to 6MP Two-Way Talk Reuse audio in/out, RCA Display Interface 1 HDMI ,1 VGA Resolution 1920×1080, 1280×1024, 1280×720 Multi-Screen Display When IP extension mode not enabled: 4CH: 1/4When IP extension mode enabled: 4CH: 1/4/6 OSD Camera title, Time, Video loss, Camera lock, Motion detection, Recording Recording Compression H.265 /H.265/H.264 /H.264 Resolution 5M-N, 4M-N, 1080P, 1080N, 720P, 960H, D1, CIF Record Rate Main Stream: 4CH: the 1st channel 5M-N(1~10fps)Sub stream: CIF/QCIF (1~15fps) Bit Rate 32Kbps ~ 6144Kbps Per Channe Record Mode Manual, Schedule (General, Continuous), MD (Video detection:Motion Detection, Video Loss, Tampering), Alarm, Stop Record Interval 1 ~ 60 min (default: 60 min), Pre-record: 1 ~ 30 sec, Postrecord: 10 ~ 300 sec Video Detection And Alarm Trigger Event Recording, PTZ, Tour, Video Push, Email, FTP, Snapshot,Buzzer and Screen Tips Video Detection Motion Detection, MD Zones: 396 (22 × 18), Video Loss,Tampering and Diagnosis Playback And Backup Sync Playback 4CH: 1/4 Search Mode Time /Date, Alarm, MD and Exact Search (accurate tosecond) Playback Function Play, Pause, Stop, Rewind, Fast play, Slow Play, Next File,Previous File, Next Camera, Previous Camera, Full Screen,Repeat, Shuffle, Backup Selection, Digital Zoom Backup Mode USB Device/Network Third Party Support Third Party Support Dahua, Arecont Vision, AXIS, Bosch, Brickcom, Canon, CPPlus, Dynacolor, Honeywell, Panasonic, Pelco, Samsung,Sanyo, Sony, Videotec, Vivotek, and more Network Interface 1 RJ-45 Port (100M) Network Function HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter ,DDNS, FTP, Alarm Server, P2P,IP Search (Supports Dahua IP camera, DVR, NVS, etc.) Maximum User Access 128 users Smart Phone iPhone, iPad, Android Interoperability ONVIF 16.12, CGI Conformant Storage Internal HDD 1 SATA Port, up to 6TB capacity