Howen 4 Channel AHD SD Card Mobile DVR Anti Vibration, High Temperature Resistance

Item

Parameter

Specification

System

Operating Language

Chinese/English

Operating Interface

Graphical menu interface (OSD menu)

Password Security

Two level managements: user password/admin password

 Video

Video Input

A:support 4ch CIF/HD1/D1/960H/   720P AHD camera record and   playback simultaneously

Video Output

4PIN Aviation Interface video output

Video Display

Support 1-4ch

Video Standard

PAL/NTSC

Image Compression

H.264 Main profile ， PAL： 100fps 720P, NTSC：120fps 720P

Audio

Audio input

4ch RCA

Audio Output

1ch RCA ( front 30PIN connector)

Record mode

audio and video are recording simultaneously

Image processing and storage

Image Format

CIF/HD1/D1/960H/720P optional

Video standard

ISO14496-10

Video Bitrates

CIF: 1536Kbps ~ 128Kbps

HD1/D1: 2048Kbps ~ 400Kbps

960H: 2048Kbps ~ 400Kbps

720P: 4096Kbps ~ 400Kbps

8 levels image quality optional, 1 is the highest, 8   is the lowest

Audio Bitrates

40Kbps

Data Storage

SD Card up to 128G

  Alarm

 Alarm input

8 alarm inputs, can be set up low-level   alarm less than 1V                                                                                                                    / high-level alarm up to 5V

Alarm output

2CH alarm output, output 12V high-level

Communication Interface

RS485 port

Support 1*RS485 port

RS232 port

Support 1*RS232 port

RJ45 port

1*RJ45

USB port

1x USB2.0. Front panel USB

    Wireless

3G

Support built-in 3G communication module (HSUPA/HSDPA/WCDMA/EVDO/TD-SCDMA)optional

4G

Support Built-in 4G communication module   (FDD-LTE/TDD-LTE)optional

Wi-Fi

Support built-in WIFI communication module（2.4/5.8GHz   optional）

GPS

Support   built-in GPS module, can write into encode stream with   Geographical coordinates speed, etc.

G-sensor

Built-in   accelerometer G-Sensor

Software

PC port playback analysis

Playback video file in the PC port, and   analyze the vehicle information in the file simultaneously

VSS management software

Carry our many functions by wireless   network, such as video previewing, GPS Uploading, Alarm Uploading and Parameter Configuration

Upgrade

Local machine support SD card port and VSS platform updating

Power input

+8～+36V

8V ~ 36V, before   use to ensure car battery supply voltage;

* long-term over 36V,   the machine will burn.

Power output

12V

12V (+/- 0.2V), the maximum electric current: 2A

ACC detection

≤4V

take off

≥5V

take on

Video input impedance

75Ω

Each video input impedance: 75Ω

Video output   voltage

2Vp-p

2VP-P CVBS outputs an analog signal, a display device input need 75Ω impedance to adapt to it.

I / O Interface

Under 1V

Low alarm

Above 5V

High level alarm

Operating temperature

-40℃～60℃

 In a well-ventilated environment

Machine size

170*160*55mm