Video/Audio input

Video Compression:

H.264

Video input:

4-ch,BNC (1.0Vp-p, 75Ω), support PAL, NTSC

Audio compression:

OggVorbis, 16Kbps

Audio input:

4-ch,BNC(2Vp-p, 1kΩ)

Voice talk input:

1-ch, RCA (2.0Vp-p, 1kΩ)

Video/Audio output

Audio output:

1 channel RCA (linear electrical level, 600Ω)

Encode resolution:

4CIF/DCIF/2CIF/CIF/QCIF

Frame rate:

4CIF/DCIF/2CIF: 4fps

CIF/QCIF: 25fps(P) / 30fps(N)

Video bit rate:

32Kbps~2Mbps, or user-defined (Max. 8Mbps)

Dual Stream:

Supported

Stream Type:

Video/ Video&Audio

External interface

Network interface:

1 RJ45 10/100Mbps self-adaptive UTP Ethernet interface

Serial interface:

1 RS485, 1 RS232

Alarm in:

4-ch

Alarm out:

2-ch

General

Power supply:

12V DC

Consumption:

≤20W

Working temperature:

-10°C~+55°C(14°F~131°F)

Working humidity:

10%~90%

Dimension:

123(D)x39(H)x198mm(W)(4.85"(D)x1.54"(H)x7.80"(W))

Weight(without HDD):

≤1500g(3.31lbs)