Model
DH-DVR0404HF-L
DH-DVR0804HF-L
DH-DVR1604HF-L
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?)
Standard
NTSC(525Line, 60f/s), PAL(625Line, 50f/s)
Output
1 HDMI, 1 VGA, 1 TV, 1 Spot, BNC(1.0Vp-p, 75?)
Loop Output
4 channel
8 channel
16 channel
Audio
Input
4 channel, BNC(200-2800mV, 30KΩ)
Output
1 channel, BNC(200-3000mV, 5KΩ)
Bidirectional Talk
1 channel Input, BNC(200-2800mV, 30KΩ), 1 channel Output, BNC(200-3000mV, 5KΩ)
Display
Display Split
1/4
1/4/8/9
1/4/8/9/16
Spot Split
1/4
1/4/8/9
1/4/8/9/16
Resolution
1920×1080, 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) / HD1(352×576/352×480) / 2CIF(704×288/704×240) / CIF(352×288/352×240) / QCIF(176×144/176×120)
Encoding Speed
Main Stream: D1/HD1/2CIF/CIF(1~25/30fps)
Extra Stream: CIF/QCIF(1~25/30fps)
Bit Rate
32~4096Kb/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 Priority
Manual >Alarm >MD >Regular
Recording Interval
1~120 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, Spot output
Motion Detection
Zones: 396(22×18), Sensitivity: 1~6 (level 6 is highest)
Video Loss & Camera Blank
Support
Alarm Input
4 channel
8 channel
16 channel
Relay Output
6 channel
Playback & Backup
Playback Channel
1/2/4/All
Search Mode
Time/Date, Alarm, MD & Exact search (accurate to second), Smart search
Playback Functions
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)
Backup Mode
Flash drive/ USB HDD/ USB CD&DVD-RW / eSATA Device / Built-in SATA burner/ Network download
Network
Ethernet
RJ-45 port (10/100M/1000M)
Network Functions
HTTP, TCP/IP, UPNP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Alarm Server
Remote Operation
Monitor, PTZ control, Playback, System setting, File download, Log information
Hard Disk
Hard Disk
4 SATA ports, 4 HDDs or 3 HDDs + 1 CD/DVD-RW, Max 2TB per HDD supported
Space Occupation
Audio: 28.8MB/H, Video: 56~1800MB/H
HDD Management
Hard disk hibernation technology, HDD faulty alarm & Raid(Redundancy)
Auxiliary Interface
USB Interface
2 ports, 1 for mouse control, 1 for backup
eSATA
1 port, Recording & Backup
RS232
Dahua keyboard, PC communication
RS485
PTZ control
Environmental
Power Supply
AC 100~240 V, 50/60 Hz
Power Consumption
25W
30W
40W
Working Environment
-10 ~+55°C / 10~90%RH / 86~106kpa
Dimension
1.5U, 440mm×460mm×68mm(W×D×H)
Weight
6.0KG(without HDD)