Features
>Up to 4 cameras with 1080p realtime preview
> H.264 dual-stream video compression
> DVR204: All channel 2CIF realtime recording
> DVR504: All channel 960H realtime recording
> HDMI/VGA/TV simultaneous video output
> 4 channel synchronous realtime playback, GRID interface & smart search
> 3D intelligent positioning with Dahua PTZ dome camera
> Support 1 SATA 2.5-inch Removable HDD up to 2TB, 2 USB2.0
> Multiple network monitoring: Web viewer, CMS(DSS/PSS) & DMSS
Specifications
|
Model |
DVR204 |
DVR504 |
|
System |
|
Main Processor |
Embedded processor |
|
Operating System |
Embedded LINUX |
|
Video |
|
Input |
4 channel, BNC |
|
Standard |
NTSC(525Line, 60f/s), PAL(625Line, 50f/s) |
|
Audio |
|
Input |
1 channel, 3.5mm |
|
Output |
1 channel, 3.5mm |
|
Two-way Talk |
Reuse audio input/output channel 1 |
|
Display |
|
Interface |
1 HDMI, 1 VGA,1 TV |
|
Resolution |
1920×1080, 1280×1024, 1280×720, 1024×768, 800×600 |
|
Display Split |
1/4 |
|
Privacy Masking |
4 rectangular zones (each camera) |
|
OSD |
Camera title, Time, Video loss, Camera lock, Motion detection, Recording |
|
Recording |
|
Video/Audio Compression |
H.264/G.711 |
|
Resolution |
D1(704×576/704×480)/2CIF(704×288/704×240)
/CIF(352×288/352×240)/ QCIF(176×144/176×120) |
960H(960×576/960×480)/D1/4CIF(704×576/704×480)
/CIF(352×288/352×240)/ QCIF(176×144/176×120) |
|
Record Rate |
Main Stream: |
2CIF/CIF(1~25/30fps)
D1(1~12/15fps) |
960H/D1/HD1/2CIF/CIF(1~25/30fps) |
|
Extra Stream |
CIF/QCIF(1~25/30fps) |
|
Bit Rate |
48~3072Kb/s |
|
Record Mode |
Manual, Schedule(Regular(Continuous), MD), Stop |
|
Record Interval |
1~120 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 sec |
|
Video Detection |
|
Trigger Events |
Recording, PTZ, Tour, Video Push, Email, FTP, Spot, Buzzer & Screen tips |
|
Video Detection |
Motion Detection, MD Zones: 396(22×18), Video Loss & Camera Blank |
|
Playback & Backup |
|
Sync Playback |
1/4 |
|
Search Mode |
Time/Date, MD & Exact search (accurate to second) |
|
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 |
|
Backup Mode |
USB Device/Internal SATA burner/Network |
|
Network |
|
Ethernet |
RJ-45 port (10/100M) |
|
Network Functions |
HTTP, IPv4/IPv6, TCP/IP, UPNP, RTSP, UDP, SMTP, NTP, DHCP, DNS,
PPPOE, DDNS, FTP, IP Filter, SNMP, P2P |
|
Max. User Access |
128 users |
|
Smart Phone |
iPhone, iPad, Android, Windows Phone |
|
Storage |
|
Internal HDD |
1 SATA port, up to 2TB |
|
Auxiliary Interface |
|
USB Interface |
2 ports(2 Rear), USB2.0 |
|
General |
|
Power Supply |
DC5V/2A |
|
Power Consumption |
10W(without HDD) |
|
Working Environment |
-10°C ~+55°C / 10%~90%RH / 86~106kpa |
|
Dimension(W×D×H) |
190mm×130mm×35mm |
|
Weight |
300g（without HDD） |  |
