OS

Linux

Graphics Operation Interface

System parameters can be set through external display and remote   controller

Security Management

2-level management user password, administrator password,   support encrypted transmission

Video and Preview

Input

4-channel video input

Output

1channel video output; 1.0Vp-p, 75Ω

OSD

Character superposition function, superposition of time and   date, device ID and GPS, etc.

Compression

H.264. Hisilicon hi-performance processor.

Dual-Stream

Supported

Display

1/4/6/8/9/16/25/36/100 channels

Frame Rate

PAL: 100FPS, up to 25FPS/CH; NTSC: 120 FPS, up to 30 FPS/CH

Resolution

CIF, HD1 &D1 for option, supporting 2CH D1+ 2CHCIF

Quality

Grade 1~ grade 5 for option

Audio

 Input&Output

4CH input, 1CH output

Compression

G.726 coding

Intercom

2 way live intercom supported

Recording

Storage

SD card storage, Dual SD card optoinal, Max 128GB, with cycle   recording.

File System

ASF/FAT32

Video Strategies

Default record by startup, time recording&recording   triggered by alarm& manual recording optional

Video Search

by time, type, storage device and other conditions

Alarm

Input/ Output

4-CH on/off signal alarm input, 2-CH on/off alarm output

Alarm Recording

Prerecording15S before alarm, duration of recording upon alarm   is optional from 30s ~ 30min

Storage Space Alarm

Supporting alarm for storage space

Interface

RS232/485, RJ45

Network

WIFI

Embedded Wi-Fi  high   performance module;

GPS

Support external GPS

3G

WCDMA/EVDO

PTZ Control

Support PTZ control realized by local

G-Sensor

Embedded

Power

Power Supply

1. ACC on/off2. Hard drive lock on/off3. Delayed shutdown 4.   Timed on/off

Input Voltage

DC:+8V ~ +36V

Output Voltage

+12V@4*0.5A; +5V@0.5A

Power-off Protection

With patented UPS power supply technology for 3~5S recording   upon sudden power cut to ensure data safety

Power Consumption

<10W in normal operation; <0.5W in standby mode

Operating Environment

Temperature

Normal: 0℃ ~ +60℃; upon hard drive preheating: -25℃ ~ +60℃

Humidity

10% to 95%