Model

DH-NVS0104EF-S

DH-NVS0404EF-S

DH-NVS0804EF-S

DH-NVS1604EF-S

System

Main Processor

High performance embedded microprocessor

Operating System

Embedded LINUX

System Resources

Live, recording, playback and remote operation

Control Mode

USB mouse, Keyboard, Web, PSS, DSS

Video

Input

1 channel, BNC(1.0Vp-p, 75?)

4 channel, BNC(1.0Vp-p, 75?)

8 channel, BNC(1.0Vp-p, 75?)

16 channel, BNC(1.0Vp-p, 75?)

Standard

NTSC(525Line, 60f/s), PAL(625Line, 50f/s)

Output

1 TV, BNC(1.0Vp-p, 75?), 1 VGA

Audio

Input

1 channel, BNC(200-2800mV, 30KΩ)

4 channel, BNC(200-2800mV, 30KΩ)

8 channel, BNC(200-2800mV, 30KΩ)

4 channel, BNC(200-2800mV, 30KΩ)

Channel 1 for bidirectional talk input synchronously

Output

1 channel, BNC(200-3000mV, 5KΩ)

Display

Display Split

1

1/4

1/4/9

1/4/9/16

Resolution

1280×1024, 1280×720, 1024×768, 800×600

Tour Display

Support

Privacy Masking

4 self-defined four-sided zones for privacy masking for each camera

OSD

Camera title, time, video loss, camera lock, motion detection, recording

Recording

Video/Audio Compression

H.264 / G.711a

Resolution

NTSC: 704×480(4CIF/D1), 352×480(HD1), 704×240(2CIF), 352×240(CIF), 176×120(QCIF)

PAL: 704×576(4CIF/D1), 352×576(HD1), 704×288(2CIF), 352×288(CIF), 176×144(QCIF)

Encoding Speed

Main Stream:

4CIF/CIF:25/30fps

Main Stream:

CIF: 25/30fps

Main Stream:

CIF: 25/30fps

Main Stream:

CIF: 25/30fps

Extra Stream: QCIF: 25/30fps, CIF: 6/7fps

Snapshot

Fastest 1fps JPEG capture

Bit Rate

32~2048Kb/s

32~1024Kb/s

32~1024Kb/s

32~1024Kb/s

Image Quality

1~6 level(level 6 is the best, VBR effectively)

Recording Mode

Manual, Schedule(Regular(Continuous), MD(Video detection: Motion detection, Camera blank, Video loss), Alarm), Stop

Recording Priority

Manual >Alarm >MD >Regular

Recording Interval

1~120 min. (default: 60 min.), Pre-record: 1~30 sec., Post-record: 10~300 sec.

Video Detection & Alarm

Trigger Events

Recording, PTZ movement, Tour, Snapshot, Alarm, Email

Motion Detection

Zones: 396(22×18), Sensitivity: 1~6 (level 6 is highest)

Video Loss & Camera Blank

Support

Alarm Input

4 channel

4 channel

8 channel

16 channel

Relay Output

3 channel

Playback & Backup

Playback Channel

1/2/4

Search Mode

Time/Date, Alarm, Motion Detection & 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(any size)

Backup Mode

Flash drive/ USB HDD/ USB CD/DVR-RW / Network download

Network

Ethernet

RJ-45 (10/100Base-T)

Network Functions

TCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Email, Alarm Server

Remote Operation

Monitor, PTZ control, Playback, System setting, File download, Log information, Maintenance & Upgrade

Hard Disk

Hard Disk

1 SATA port, Max 2TB supported

Space Occupation

Audio: 28.8MB/H, Video: 56~900MB/H

HDD Management

Hard disk hibernation technology, HDD faulty alarm

Auxiliary Interface

USB Interface

1 port

RS232

PC communication

RS485

PTZ control

Environmental

Power Supply

DC 12V(Power Adapter)

Power Consumption

12W(Without HDD)

Working Environment

-10°C ~+55°C / 10~90%RH / 86~106kpa

Dimension

280 mm×375 mm×50mm (W×D×H)

Weight

2.35KG(without HDD)