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Model

NVS801D (1ch D1 video server, with Audio )

NVS802D (2ch CIF Video Server, with Audio )

NVS804D (4ch CIF Video Server, with Audio )

Video Input

1、2、4 channel composite video, PAL/NTSC
BNC (1.0Vp-p, 75Ω)

Video compression

H.264

Video Resolution

PAL：352*288（CIF），704*288（2CIF），704*576（D1）；
NTSC：352*240（CIF），704*240（2CIF），704*480（D1）

Adjustment of Video Parameters

Brightness, hue, contrast, saturation and image quality

Streaming Format

Optional streaming format (video streaming or audio & video streaming)

Video Frame Rate

PAL: 1 - 25 frames/second
NTSC: 1 - 30 frames/second

Video Compression Bitrate

16Kbit/S～2Mbit/S

Video Output

Unavailable

Video Input

1、2、4 channel, RCA interface, linear input, Impedance:１ＫΩ

Audio Compression

MP3

Audio Output

1 、2、4 channel, RCA interface, linear output

Audio talk-back input

1 channel, MIC interface

Communication Interface

1 10M/100M self-adapting Ethernet port, 1 RS485 port, 1 RS232 port;
Several built-in high-speed dome and decoder protocols, supports transparent protocols
Support 802.11b/g wireless network;
Support CDMA1X and GPRS mobile networks;
Support surveillance via a mobile phone

Alarm Input

4 channel on/off input, supporting NO (normally open) or NC (normally close) sense

Alarm Output

2 channel on/off output, 120VAC 1A/24VDC 1A

Input Power Supply

AC 100～240V，50～60Hz

Maximum Power

Less than 6W

Operating Temperature

-10 ~ +55 ℃

Operating Humidity

10 ~ 85%

Dimension

180mm(L) × 50mm(H)× 110mm(D)

Computer Interface Standard

PCI2.2 33MHZ 32Bit standard