HD 720P 140 degree digital car video recorder 270 degree whirl night vision, 6 lamps H. ... compression Cycle record Detailed Product Description HD 720P 140 degree digital car video recorder This product volumeexquisite, easy installation, when installation, ... video playback and photos with preview functionInput voltage;DC5V,External car charger or AC100-240V powerSupport high-speed USB2.0;optional ...