4 Channel Analog HD AHD DVR AHD-2804

4 Channel Analog HD AHD DVR AHD-2804

Model: AHD2804


Video & audio input
Analog video input: 4PCS BNC Port(Level: 1.0Vp-p, impedance : 75Ω)
Audio input: 4PCS RCA Port(Level : 2.0Vp-p, impedance : 1kΩ)

Video & audio output
HDMI output1024x768，1280x720，1280x1024，1920x1080p
CVBS output 1PCS BNC Port(Level: 1.0Vp-p, impedance : 75Ω)
VGA output  1024x768, 1280x720, 1280x1024, 1920x1080p

Audio output  1PCS RCA Port( line level , impedance : 1kΩ)


Video & audio code and decode parameters
Multi-mode switch
AHD: 4CH*720P
AHD+Analog: 2CH*720P+2CH*960H
Analog: 4CH*960H


Video compress standard  H.264
Vdieo code resolution 960H/720P
Playback resolution 720P 50/60FPS or 720P 50/60FPS+D1 50/60FPS

Video frame rate NTSC：2~30FPS/S；PAL：2~25FPS/S

Video code rate 512Kbps/640kbps/768Kbps/1M/1.5M/2M/3M/4M


Code stream mode

combine streams/ video stream


Audio compress standard

ADPCM


Audio code rate

16kpbs


Dual-stream

YES


Synchronously playback channels

1/4CH


Hard driver


Mode

1*SATA


HDD capacity

each port support max 4TB HDD


External port


Voice intercom

NO


Internet port

1PCS RJ45 10M / 100M adaptive Ethernet port


Serial port

1PCS RS485


USB port

2*USB2.0


Alarm input

NO


Alarm output

NO


Other


Power supply

DC12V


Power consumtion(without HDD)

≤18W


Work temperature

-10℃--＋55℃


Work humidity

10％--90％


Case

0.8U


Size(W*L*H(cm))

255*215*45mm


Net weight(without HDD)

0.86kg


Gross weight(without HDD)

1.53kg


Color box size

36*27*8.5cm


Packing(pcs/carton)

5


Carton size (L*W*H(cm))

46*37.5*28.5cm


Gross weight(kg)

8.33kg