4CH 3G Bus DVR with HDD memory Model: BD-303AW

This is a professional shockproof mobile DVR, it suit for long time recording requirement. The patent shockproof housing helps to protect the HDD memory won't lost files when driving. 4ch D1 video resolution brings better view of bus running. We offer customized language and start screen.
  • Details
> Live monitoring based on 3G network 
> Advanced H.264 compression
> 4CH D1 resolution.NTSC: 704 x 480 / PAL: 704 x 576.
> Built-in SATA 2.5" Hard Drive up to 1000GB memory and 128GB SD card .
> WIFI and GPS available too
> Working temperature: approved range: -40 ~ 70

> Free CMS client software available

Front and back panel

3G data set up menu

Free CMS software used

We have rain-proof housing for this dvr, and also support extended control button



Item Parameter Description
System Language Chinse Simplified/Chinese Traditional/
Interface Graphical User Interface
Security Administor and user password protected
Video Video Input 1/2/4channel video input, 1.0V,p-p,75Ω,BNC
Video Output 1 channel vidoe output, 1.0V,p-p,75Ω,BNC
Display 1/2/4channel display
Video Standard PAL (25fps) NTSC (30fps)
Audio Audio Input 1/2/4channel audio input, 20KΩ,RCA
Audio Output 1 channel audio output, 500Ω,RCA
Output level 1V ~2V, p-p
Recording mode Audio and video simultaneously recording
Compression G711
Storage Video Compression H.264 High Profile
Resolution D1 at 100fps
Video bitrate D1: 200Kbps ~ 2Mbps,4 selectable quality
Audio bitrate 8KB/s(Compressed)
Storage Hard drive,SD card,External USB device(memory stick or hard drive)
Format AVI (audio and video output directly synchronization)
Sensor Sensors 1 speed sensor, 1 ignition sensor, 3 common use senseors
Communication COM Two RS232 connector and one RS485 connector
Network RJ45,10M/100M Lan port
GPS Support external GPS module, geographic coordinates, speed can be written in code stream
Software Player
3 rd party player VLC media player,Storm player,WINAMP
Firmware update Via SD card or USB disk
Power Power input DC:+8V ~ +32V
Power output +12V@1.5A;+5V@1A
Power consumption Less than 5W ;less than 0.1W in standby mode
Working temperature -10~ +60
Size 180mm ( Length ) ×180mm ( width ) ×42mm ( Height )