Supports Four Screen Projection Modes: compatible for Iphone: Carplay/AirPlay compatible for Android PhoneAndroid Auto/Miracast Supported Memory Card: Maximum 256GB Supported Languages: English, Chinese, Korean, Japanese, Russian, Arabic, Spanish, Portuguese, Polish, Turkish, French, German, Italian, Hebrew, Czech, Dutch,Malay,Vietnamese. Aboutcompatible for mattingTheMemoryCard: Wheninstallingamemorycardcompatible for thefirsttime,besuretocompatible for matthememorycardontheDVR.Aftercompatible for matting,theDVRcancorrectlymatchthememorycard. compatible for mattingSteps: Afterinstallingthememorycard,pleaseentertheDVRmenu,findthecompatible for matoption,andclicktocompatible for matthememorycard.Important:compatible for mattingthememorycardonthecomputerisanincorrectoperation.Pleasebesuretocompatible for matthememorycardontheDVR'smenuoption. About Carplay/Android Auto Connection: 1IfitisanApplephone,theDVRmenuneedstoselecttheCarplayconnectionmethodastheconnectionmethod.TheCarplaysoftwareinstalledontheApplephonecandirectlyconnecttotheDVRthroughtheCarplayfunction.2IfitisanAndroidphone,theDVRmenuneedstoselectAndroidAutoastheconnectionmethod,andthendownloadtheAndroidAutosoftwarefromtheGoogleAppStoretoconnecttotheDVRNote:Youmustmakesuretodownloadthe'AndroidAuto'softwarefromtheGoogleAppStore.Downloadingitfromotherchannelsmaynotwork. About WIFI Connection: Becompatible for e connecting to the DVR on the phone, it is necessary to install the WIFI connection app 'Viidure' in advance.You can search compatible for 'Viidure' installation in the Apple App Store or Google App Market. Steps: 1EntertheDVRmenuandentertheWIFlsettingmenu,nable WiFi function; 2InthewifimenuoftheDVR,checktoobtainthewifiSSIDnameandpassword; 3Open the 'Viidure' APP on your phone, enter the configuration mode, turn on the wifi function of the phone, followthe prompts to find the SSID wifi signal of the DVR and enter the password to connect; 4After successful configuration, you can connect and operate the DVR through the 'Viidure' APP. AboutTheReversingAssistFunction: Ifthekityouorderedincludesarearviewcameraandyouneedtoimplementthereversingassistfunction,youneedtoconnecttheredsignalwireoftherearviewcameratothecar'sreversinglightthelightwillcomeonwhenreversing.Ifyoudon'tneedthereverseassistfunction,justdisconnecttheredsignalwireandleaveitunconnected. About 24-Hour Parking Monitoring: If you need the 24 hour parking monitoring function, you can order the corresponding Buck Line accessories to replace the carcharger.Through Buck Line, the DVR power can be obtained directly from the car battery or car ACC, so that the DVR can maintain normal recording work even when the car is turned off.Since different car models have different battery interfaces or ACC interfaces, it is not recommended to install it by yourself. It is recommended to find a professional to install the Buck Line. AboutTheInstallationAndUseOfGPS: 1.ConnecttheGPSmoduletotheDVRandturnontheGPSfunctionintheDVRmenusettings; 2.InstalltheDVRonthecarandstarttherecordingmode.Startthecaroutdoorsanddrivecompatible for acertaindistance.TheGPSmodulewillautomaticallycapturethesatellitesignalandtheDVRwillautomaticallyrecordthevideowiththeGPSdrivingtrack. VideoPlaybackOfGPSTracks: 1.InstalltheGPSdedicatedvideoplayer'HitGPSPlayer'onyourcomputer.Pleaseenterthelinkbelowinyourcomputerbrowsertodownloadandinstall;