1) 1080p gps vehicles dvr 2) H.264 compression 3) Dual anti-vibration 4 ... Front Panel 2)Rear panel3)SpeciticationSPECIFICATION ITEMH850VIDEOVIDEO INPUT4 channelsVIDEO OUTPUT1 channel, 1.0V, p-p, 75Ω, BNCVIDEO FORMATSupport PAL/ ... 4 level video qualityAUDIOAUDIO INPUT4 channelsAUDIO INPUT FORMAT20KΩ, RCAAUDIO OUTPUT1 channel, 500Ω, RCAAUDIO LEVEL1V ~2V, p-pAUDIO COMPRESSIONG.711STORAGESTORAGE1.8 ...