Know about SD Card Mobile DVR

New range of mobile digital video recorder is vital to fighting false insurance claims and deterring theft and vandalism. False claims cost businesses millions of pounds, usually because of the lack of evidence. But recorded footage from vehicle-mounted cameras will provide an accurate witness to help with investigations. This also identifies potential hazards and operational problems, such as missed bins, operator safety issues and adverse driver behavior patterns. Large fleet of vehicles can be protected at low cost with these durable digital video recorders. The new range includes a hi-tech product to help fleet managers record using a live video feed and the option to download recorded footage to their mobile devices. The range includes a durable, cost effective model and another that includes location tracking and speed and acceleration monitoring to motivate best driver practice.

Applications of SD Card Mobile DVR: General bus School bus Tourism bus Long-distance passenger transportation vehicles Express Logistics vehicles City supervises the law enforcement vehicles Bank mortgage vehicles Heavy plant vehicles Danger Chemical vehicles Large dump truck Off-road vehicles Special vehicles Large passenger ship Railroad /Railway/Trains/Metro/Subway

Details of Every Part: SD card ：Inserts and take out to read the card to be convenient, there is the better performance of quakeproof and against high temperature than digital Hard disk. SD card will become more and cheaper. SD Card Mobile DVR will become a trend.
Set Video recording mode：It can provide six kinds of video recording. a)Fixed time video recording; b)24Hour video recording; c)Ignition video recording; d)Switch gate video recording; e)Close-down time delay video recording; f)Switch gate gap video recording. Automatic video recording： 32G SD card can store about 60 day recently video recording of passenger in-out at vehicle and other accident. Vehicle Black Box：Similar plane flight recorder, Video frequency can add the travel speed of Vehicle, and brake signal, Built-in time and date and Car license plate number. Sound synchronized recording：External connection monitor microphone, the synchronizing of image and sound save in the SD card. Automatic reset：When instantaneous power or the other error is failure, the system program may the quick recovery video recording condition record the video to be not affected before error.

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An Overall Knowledge of Mobile DVR

Basics of SD Card Mobile DVR

The mobile DVR belongs to the traditional embedded DVR market segments, it is an emerging specialty products developed for vehicle applications as digital video and audio encoding technology. It uses the embedded processor and embedded operating system, and combines with the latest H.264 video and audio compression or decompression technology, GPS global positioning technology, 3G wireless communication technology, USB communication technology, advanced vehicle power management technology and GIS geographic information technology, it is suitable for all kinds of car models for 24-hour surveillance. Audio and video sync video, global positioning, wireless audio and video real-time transmission are available, at the same time, the host set aside a variety of interfaces, it can connect with the car display, IC card-board machine, signal priority control systems and passenger car statistical system devices. Nowadays, SD Card Mobile DVR are widely used in mobile transports such as public transport, long-distance passenger transport, tourist bus, logistics and freight forwarding, police enforcement vehicles, trains, subways, ships, aircraft and so on.

Storage Mode of Mobile DVR

At present, the mobile DVR has three storage means, they are hard disk, U disk and SD card. By comparison, reliability of U disk is higher. 1, U disk has no mechanical moving parts, low power consumption, you can use in the severe and harsh power environment. In these car, the ordinary SD card mobile DVR cannot work properly; 2, Convenient transcription data, the U disk can be directly plugged into the computer USB interface, you can playback video, save video and without hard disk connector and USB adapter, easier operation; 3, U disk interface design is suitable for repeated mating and more reliable than the SD card. SD card interface is the interface equipment, it is not suitable for regular plug and the damage rate is quite high.

Wide Application of Mobile DVR

So far, the video and audio codec algorithms of most mobile DVR manufacturers choose are: MPEG-2, MPEG-4, H.264, MJPEG, etc., among them, compression ratio of MPEG-2 and MJPEG is low, seldom use in usual time; while the H H.264 encoding algorithm has the characteristics of high video compression rate, low stream, wireless networks low bandwidth adaptability it is now the optional compression format direction of mobile DVR. Mobile DVR, with the increase degree of social recognition, the requirements of a variety of different mobile DVR levels also appear. With the constant improvement of its function, its application scope will become an increasingly widespread and growing role, it will not only used in the long-distance bus, but also will be widely used in common buses. mobile digital video recorder will play an important role for the civilized life in the society.

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