Combo CVR (DH-CVR)

Model, DH-CVR0404, DH-CVR0804, DH-CVR1604
System
Main Processor, High performance embedded microprocessor
Operating System, Embedded LINUX
System Resources, Pentaplex function: Live, recording, playback, backup & remote access
Control Mode, Front panel, USB mouse, IR remote control, Keyboard, Network
Video
Input, 4 channel, BNC(1.0Vp-p, 75) 8 channel, BNC(1.0Vp-p, 75)16 channel, BNC(1.0Vp-p, 75)
StandardNTSC(525Line, 60f/s), PAL(625Line, 50f/s)
Output, 1 TV, BNC(1.0Vp-p, 75), 1 HDMI, Built-in 19 inch LCD
Audio
Input, 4 channel, BNC(200-2800mV, 30K)
Channel 1 for bidirectional-talk input synchronously
Output, 1 channel, BNC(200-3000mV, 5K)
Display
Display Split, 1/4, 1/4/9, 1/4/9/16
Resolution, 1280× 1024, 1280× 720, 1024× 768, 800× 600
Tour Display, Support
Privacy Masking, 4 self-defined four-sided zones for privacy masking for each camera
OSD, Camera title, time, video loss, camera lock, motion detection, recording
Recording
Video/Audio Compression, H. 264 / G. 711
Image Resolution, D1/4CIF(704× 576/704× 480) / CIF(352× 288/352× 240) / QCIF(176× 144/176× 120)
Encoding Speed

Main Stream:
Channel 1: D1/CIF/QCIF (1~25/30fps);
Channel 2~4: CIF/QCIF (1~25/30fps), D1 (1~6fps), Main Stream:
Channel 1: D1/CIF/QCIF (1~25/30fps);
Channel 2~8: CIF/QCIF (1~25/30fps), D1 (1~6fps), Main Stream:
Channel 1 & 9: D1/CIF/QCIF (1~25/30fps);
Others Channel: CIF/QCIF (1~25/30fps), D1 (1~6fps)
Extra Stream: QCIF(1~25/30fps)
Bit Rate32~2048Kb/s
Image Quality, 1~6 level(level 6 is the best, VBR effectively)
Recording Mode, Manual, Schedule(Regular(Continuous), MD(Video detection: Motion detection, Camera blank, Video loss), Alarm), Stop
Recording PriorityManual >Alarm >MD >Regular
Recording Interval1~120 min. (default: 60 min. ), Pre-record: 1~30 sec., Post-record: 10~300 sec.
Video Detection & Alarm
Trigger Events, Recording, PTZ movement, Tour, Alarm, Email
Motion DetectionZones: 396(22× 18), Sensitivity: 1~6 (level 6 is highest)
Video Loss & Camera BlankSupport
Alarm Input, 4 channel8 channel16 channel
Relay Output, 3 channel
Playback & Backup
Playback Channel, 1/2/4/All
Search Mode, Time/Date, Alarm, Motion Detection & Exact search (accurate to second)
Playback FunctionsPlay, Pause, Stop, Rewind, Fast play, Slow play, Next file, Previous file, Next camera, Previous camera, Full screen, Repeat, Shuffle, Backup selection, Digital zoom(any size)
Backup Mode, Flash drive/ USB HDD/ USB CD/DVD-RW / Network download
Network
InterfaceRJ-45 port (10/100M)
Network FunctionsTCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Email, Alarm Server
Remote OperationMonitor, PTZ control, Playback, System setting, File download, Log information
Hard Disk
Hard Disk1 SATA port, Max 2TB per HDD supported
Space OccupationAudio: 28.8MB/H, Video: 56~500MB/H
HDD ManagementHard disk hibernation technology, HDD faulty alarm
Auxiliary Interface
USB Interface, 2 ports, 1 for mouse control, 1 for backup
RS232, Dahua keyboard, PC communication
RS485, PTZ control
Environmental
Power Supply, AC 100~240 V, 50/60 Hz
Power Consumption, 25W
Working Environment, -10~+55 / 10~90%RH / 86~106kpa
Dimension490mm× 70mm× 370mm(W× D× H)
Weight, 3.0KG(without HDD)