Features: Ultra small volume,the front lens with ultra wide angle of 140 degrees can be rotated up and down 20 degree; the back lens with ultra wide angle of 120 degrees high resolution; This perfect modular design is more convenient for various angle anf high resolution video shooting. Built-in 1/4 inch low-noise and high-quality photographic element can capture ultra clear picture in a dark place. Built-in lithiumbattery with charging and meanwhile recording function. Automotive turning on anf recording function when the vechicle start. With a delayed start function to prevent pulse current damage at the moment the vechicle start. GPS scanning and positioning,you can record the whole driving track.Using random specialized software, you can see the video at computer, at the same time connect Google map through the internet. Gravity induced SENSOR can record the gravity sensing information. Specification: 1. LCD screen size: 2.7″ (16:9) 2. Lens: Front lens with ultra wide angle of 140 degrees; Back lens with ultra wide angle of 120 degrees 3. Optinal language: English/ German/ French/ Spanish/ Italian/ Portuguese/ Traditional Chinese/ Simplified Chinese/ Japanese 4. Video format: AVI 5. TF memory card slot: Micro TF 6. Microphone / speaker: Built-in 7. Television output: NTSC/PAL 8. DC access: DC 5V 9. The Current Frequence: 50Hz-60Hz 10. Battery: Built-in lithium polymer battery. 11. System requirement: Windows 2000/XP/Vista/Windows 7, MAC OSX 10.3.6 12. Size: 126x49x30mm 13. Exclusive file system 14. RTC: Install system clock inside 15. Sensor: 2 CMOS Sensor 16. Video Size: 1280x480 30FPS(2ch Record), 640x480 30FPS(1ch Record) Wehicle-mounted power supply: Input: DC 12-24V Output: DC 5V 0.5A Note: 1.Please use the micro SDHC Card with a Speed Class Rating of Class 6 or above. 2.Plaese do not damage the LCD screen by the extreme pressure and other violence. Package Included: 1 x Car DVR With Dual Cameras1 x Wehicle-mounted Power Supply1 x Vehicle Mount1 x GPS Module3 x Adhesive Tape1 x User Manual