... ,HD1,D1 resolution up to H.264 wireless 3G vehicle DVRIntroduction1,Support 4CH video,CIF,HD1,D1 resolution up ... is stable, shock proof and heat proof.2,It shows vehicle speed, braking signal, time, date, license plate number ... integrated with industrial grade components, which can adapt to vehicle interior environment.FeaturesLanguage/InterfaceChinese/ English/ OSD graphic interfaceVideo input4CH ...