CCTV Mobile DVR has been designed for environments where normal hard-disk based DVRs are found to be unreliable, and is ideal for vehicle applications. Mobile DVR can support TV, VGA and USB2.0. GPS, Wi-Fi, 3G and SD card are optional. Many Customers confuse mobile DVRs with regular DVRs, Though the functionality of a general-purpose DVR and a mobile dvr may be similar, it is not a case of “One type fits all”. A mobile DVR is specifically designed for vehicles, such as buses, armored cars, subway trains, etc. A good quality mobile DVR can record for a continous time without failure; it can withstand the frequent vibration and unstable power supply associated with vehicles factors which are fatal to a regular dvr. The main difference between a regular DVR and a mobile DVr lies in the environments in which they are meant to be used. We give here five factors which define an appropriate mobile solution:Power Supply, Anti Vibration Mechanism, Dust Prevention and Heat Dissipation, Solid Interface and Data Transmission.