Model: CJ-DVR904

Specification                                                                                           

1.    Item: Spec.

2.    Video signal Format: NTSC/PAL

3.    Operation System: Embedded RTOS

4.    Video Input: 4 group(1Vp-p75Ω)BNC

5.    Display: Full screen, Quad split

6.    Audio Input: 1group RCA, support record and Audio simu

7.    Video output: 1 group (Monitor Out) BNC

8.    Video Contrast: Brightness, Contrast, Hue, Saturation

9.    Audio output: 1 group RCA

10.  Preview Resolution: NTSC: 120 fps (4 × 30 fps); PAL: 100 fps (4 × 25 fps)

11.  Compress Resolution: NTSC(60 fps); PAL(50 fps)

12.  Record Mode: Dual Mode (Record/Display)

13.  Recording: Manual /Motion Detection /real-time

14.  Resolution:

     Display: NTSC (640*448); PAL (640*544);

     Recording: NTSC (640*224); PAL (640*272);

15.  Compression: Modified MJPEG(Normal, High, Highest)

16.  HDD: SATA HDD x 1(Manual, cover)

17.  Software update: Support U disk update

18.  Searching: Mode (By Time/Date, Event); Full Screen (yes)

19.  Motion Detection; detection signal off; Automatic Platform;   Alarm output; PTZ: yes

20.  Operation: Display on the screen immediately

21.  Language: Simple Chinese/English

22.  PC play back: VVFPlayer

23.  Power supply: DC 12V / 3A(AC100V~240V 50/60HZ)

24.  Surveillance for system: Recover record mode when power on

25.  Measure(mm): 280(W)*240(D)*60(H)

26.  Carton Measure(mm): 350(W)*285(D)*100(H)

27.  Working temperature: 0℃~60℃

28.  Working humidity: 10%~90%