1.Features170 Degress Wide Angle, FUll HD 1080p2.G-SensorBuilt-in3.Screen Size4.0" TFT4.File FormatMOV5.Video ResolutionCH1 ( Front )1440*1080p ( 30FPS )CH2 ( Rear )CVBS, 720*480 ( 30FRS )6.Loop VideoSupport ( Seamless Loop Video, No Leakage )7.Video: Off/2 mins (default)/5 mins/15 mins (Note: It will stop recording when theTF card is full if you choose "Off",which means it doesn't loop video)8.Date and TimeSupport9.Photo Resolution: (1440X1080) (1280X720)10.Photo FormatJPEG11.Memory CardMicro SD/TF Card Support 32GB Included12.Microphone / SpeakerBuilt - in13.White BalanceAuto/Daylight/Cloudy/Tungten/Flourescent14.Current Frequenzy50GHZ/ 60GHZ15.USB Function1 : Back_camera, 2: PC_ date16.Power Interface: 12-24V 2A17.BatteryBuilt - in 450mAh