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Model
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DH-DVR0404LE-AS
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DH-DVR0804LE-AS
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DH-DVR1604LE-AS
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System
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Main Processor
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High performance embedded microprocessor
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Operating System
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Embedded LINUX
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System Resources
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Pentaplex function: live, recording, playback, backup & remote access
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Control Mode
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Front panel, USB mouse, IR remote control, Keyboard, Network
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Video
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Input
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4 channel, BNC(1.0Vp-p, 75?)
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8 channel, BNC(1.0Vp-p, 75?)
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16 channel, BNC(1.0Vp-p, 75?)
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Standard
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NTSC(525Line, 60f/s), PAL(625Line, 50f/s)
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Output
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1 TV, BNC(1.0Vp-p, 75?), 1 VGA, 1 HDMI
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Audio
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Input
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4 channel, BNC(200-2800mV, 30KΩ)
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8 channel, BNC(200-2800mV, 30KΩ)
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4 channel, BNC(200-2800mV, 30KΩ)
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Channel 1 for bidirectional-talk input synchronously
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Output
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1 channel, BNC(200-3000mV, 5KΩ)
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Display
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Display Split
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1/4
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1/4/8/9
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1/4/8/9/16
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Resolution
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1920×1080, 1280×1024, 1280×720, 1024×768, 800×600
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Tour Display
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Support
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Privacy Masking
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4 self-defined four-sided zones for privacy masking for each camera
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OSD
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Camera title, time, video loss, camera lock, motion detection, recording
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Recording
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Video/Audio Compression
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H.264 / G.711
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Image Resolution
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D1/4CIF(704×576/704×480) / CIF(352×288/352×240) / QCIF(176×144/176×120)
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Encoding Speed
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Main Stream:
Channel 1: D1/CIF/QCIF (1~25/30fps);
Channel 2~4: CIF/QCIF (1~25/30fps), D1 (1~6/7fps)
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Main Stream:
Channel 1: D1/CIF/QCIF (1~25/30fps);
Channel 2~8: CIF/QCIF (1~25/30fps), D1 (1~6/7fps)
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Main Stream:
Channel 1 & 9: D1/CIF/QCIF (1~25/30fps);
Others Channel: CIF/QCIF (1~25/30fps), D1 (1~6/7fps)
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Extra Stream: QCIF(1~25/30fps) , CIF (1~6/7fps)
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Bit Rate
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32~2048Kb/s
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Image Quality
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1~6 level(level 6 is the best, VBR effectively)
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Recording Mode
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Manual, Schedule(Regular(Continuous), MD(Video detection: Motion detection, Camera blank, Video loss), Alarm), Stop
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Recording Priority
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Manual >Alarm >MD >Regular
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Recording Interval
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1~120 min. (default: 60 min.), Pre-record: 1~30 sec., Post-record: 10~300 sec.
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Video Detection & Alarm
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Trigger Events
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Recording, PTZ movement, Tour, Alarm, Email, Spot output
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Motion Detection
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Zones: 396(22×18), Sensitivity: 1~6 (level 6 is highest)
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Video Loss & Camera Blank
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Support
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Alarm Input
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4 channel
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8 channel
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16 channel
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Relay Output
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3 channel
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Playback & Backup
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Playback Channel
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1/2/4/All
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Search Mode
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Time/Date, Alarm, Motion Detection & Exact search (accurate to second)
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Playback Functions
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Play, 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)
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Backup Mode
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Flash drive / USB HDD / USB CD/DVD-RW / Network download
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Network
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Ethernet
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RJ-45 port (10/100M)
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Network Functions
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TCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Email, Alarm Server
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Remote Operation
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Monitor, PTZ control, Playback, System setting, File download, Log information
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Hard Disk
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Hard Disk
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1 SATA port, Max 2TB HDD supported
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Space Occupation
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Audio: 28.8MB/H, Video: 56~500MB/H
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HDD Management
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Hard disk hibernation technology, HDD faulty alarm
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Auxiliary Interface
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USB Interface
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2 ports, 1 for mouse control, 1 for backup
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RS232
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Dahua keyboard, PC communication
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RS485
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PTZ control
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Environmental
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Power Supply
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AC 100~240 V, 50/60 Hz
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Power Consumption
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25W
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Working Environment
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-10℃~+55℃ / 10~90%RH / 86~106kpa
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Dimension
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1U, 375mm×285mm×45mm(W×D×H)
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Weight
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