An invaluable aid that will help you to prove what happened in the event of a road traffic incident & may help with any potential insurance disputes Built-in sensor will record data in the event of sudden acceleration deceleration or impact & will preserve the recording for proof of what happened Twin CMOS cameras to record internal & external views from the car at the same time on to supplied 4GB SD card IR LEDs surrounding interior camera to provide clear recording even during darkness Supports SDSDHC cards up to 32GB capacity GPS receiver built in to the windscreen mounting bracket enables overlay & playback of recorded data on to Google Maps 153 Supplied complete with Sentient playback software for PC & USB (Universal Serial Bus) SD card reader Powered via connection to cigarette lighter socket DC 1224V input External emergency record button can be mounted within easy reach of the driver to enable preservation of recorded data in the event of an incident Records both video & audio The Sentient GPS Recorder features a built-in GPS antenna H.264 video compression for ultra-clear video & intuitive playback software for you to archive & view your recorded videos. Your Sentient GPS Recorder is designed to record daily driving events both inside your vehicle & from the drivers view. To play back the recordings use the included Sentient software. Specifications Camera lens 2 x CMOS built-in Viewing angle Road view 120deg Interior view 175deg IR LED850n x 6 pcs with CDS sensor Video compression H.264 Recording resolution VGA 640 x 480 pixels Recording speed Max 60fps 30fps per channel Audio compression ADPCMViewer software Supports Windows XP Vista Operating temperature 0deg 50deg C Weight 150g Dimensions 65 x 105 x 25mm