Guangzhou Sanpos Science & Technology Co., Ltd.
Main products:car rear view system,car view cameras,backup camera,waterproof camera,container truck rearview systems,microbus security systems
Contact Us
  • Contact Person : Mr. Zhao weihua
  • Company Name : Guangzhou Sanpos Science & Technology Co., Ltd.
  • Tel : 86-020-28656162
  • Fax : 86-020-28656107
  • Address : Guangdong,Guangzhou,NO.108,Shichen road, Zhongcun village,Panyu district,Guangzhou
  • Country/Region : China
  • Zip : 511495

H.264 compression 4 channel bus DVR with GPS function

H.264 compression 4 channel bus DVR with GPS function
Product Detailed
bus dvr 1.Anti-vibration, anti-shock mounted case; 2.h.264 compression; 3.with 3G/GPS function; 4. 4 video input

Here is the bus dvr's specification:


Device parameters



Operating language


Operating interface

Graphical menu interface (OSD menu)

Password Security

User password, administrator password level management


Input Screen

4 composite video inputs

Video output

Single composite video output

Visual display

Single-screen, four screen display

Standard Screen

PAL system,NTSC system

Image compression

H.264 Main profile,Compression resources 75 D1 / sec


Audio input

Four way audio inputs

Audio output

Signal-channel audio output

Recording mode

Simultaneously recording audio and video

Image Processingand Storage

Image Format

CIF/HD1/D1 Optional

Video streaming standard


Video bit rate

CIF: 1536Kbps ~ 128Kbps,Eight classes quality options, one class is high quality, 8 class is lowest

HD1: 2048Kbps ~ 380Kbps,Eight classes quality options, one class is highest quality, 8 class is lowest.

D1: 2048Kbps ~ 400Kbps,Eight classes quality options, one class is highest quality, 8 class is lowest.

Audio bit rate


Data Storage

Support 2pcs SD rdca ,one card can support 32GB


Alarm input

6pcs alarm inputs, below 4V is low level alarm,4V above is high level alarm

Alarm output

2pcs alarm output,the output level is 12V

Communication Interface

RS485 Interface

Support 2 RS485 interface

RS232 Interface

Support 1 RS232 interface

WIFI Web interface

Support 802.11b/g                                                                                                                                                                                                                                            

Extended Interface

Report Station Interface

 Supported by extending the interface Stop announcement device control or control panel

Audio Amplifier

Support 2 way audio amplifier output

Wireless communicate


Optional built-in CDMA communication module


Optional built-in GPRS / EDGE communications module


Optional built-in 3G (HSDPA / EVDO) module


Support built-in GPS module, geographic coordinates, speed, etc. can write code stream, and can wirelessly upload


Built-in accelerometer G-Sensor

Software supporting

PC-playback analysis

Playback of video files on the PC side, while in the vehicle information on the file for analysi


Through a wireless network for video preview,GPS upload,alarm and central command issued uploading,parameter configuration and other functions

Software upgrade

This product support SD card upgrade

The accessory of the bus dvr:

H.264 compression 4 channel bus DVR with GPS function

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