720P 4CH Dual SD Card AHD MDVR/Mobile DVR with 4G/GPS/WIFI for Bus Truck and Car application

Item

Device parameter

Performance

System

Main processor

Hi3520DV200

Operating system

Embedded Linux OS

Operating language

Chinese/English

Operating interface

GUI, Support mouse

Password security

User password/Admin password

Audio

&

Video

Video standard

PAL/NTSC

Video compression

H.264

 Image resolution

720P /960H/D1/CIF

Playback quality

720P /960H/D1/CIF

Compound mode

4ch 720P/4ch 960H/2ch 720P+2ch 960H

Decoding ability

1ch 720P real time

Recording quality

Class 1-6 optional

Image display

Single/QUAD display optional

Audio Compression

G.726

Audio recording

Audio & Video synchronized recording

Recording & Playback

Recording mode

Manual/Alarm

Video bit rate

Full frame 4096Mbps，6 classes image quality optional

Audio bit rate

8KB/s

Storage media

SD card storage

Video inquiry

Inquiry by channel/Recording type

Local playback

Playback by file

Firmware Upgrading

Upgrading mode

Manual/Automatically/Remote

Upgrading method

USB disk/Wireless network

Interface

AV input

4ch aviation interface

AV output

1ch VGA video output, 1ch aviation AV output

Alarm input

4 digital inputs (2 Positive trigger, 2 negative trigger)

SD card

2 SDXC High speed card (up to 256G)

USB interface

1 USB 2.0 (support U disk/mouse)

Ignition input

1 ACC signal

UART

1 LVTTL Level

LED Indication

PWR/RUN/SD/ALM

SD card lock

1

Debug port

1

Function Extention

GPS

Support detecting antenna Plug in/Unplug/Short circuit

WIFI

802.11b/g/n, 2.4GHz

3G/4G

Supports CDMA/EVDO/GPRS/WCDMA/FDD LTE/TDD LTE

Others

Power input

9~32V DC

Power output

5V 300mA

Power consumption

Standby 3mA

Maximum consumption 18W  @12V 1.5A @24V 0.75A

Working temperature

-20 --- 70℃

Storage

720P   1G/h/channel     

960H  750M/h/channel

Dimension

142*152*32 mm