This is an app connects your smart phone of driver recorder by Wi-Fi. You can not only watch real-time videos, but also playback, save or protect videos and pictures. ·File Management When the phone connects to Wi-Fi, you can playback, download, delete or protect videos and pictures recorded by the driver recorder via app. When the phone does not connect to Wi-Fi, you can playback and delete videos/ pictures which were downloaded to the app. ·Real-time Preview When the phone connects to Wi-Fi, you can take photos and record manually video by app. If the rear driver recorder is installed, you can use the app to switch videos between the front and rear recorders. Full-screen display of smart phone can be realized. · Setting If the navi-linkage model is installed: you can change the Wi-Fi name/ password, language of the app, check the system version. If the stand-alone model is installed: you can change the Wi-Fi name/ password, language of the app, check the system version. Meanwhile, you can change the language of recorder; modify the parameters of parking video and animation recording; change the volume of notification and playback video, SD card initialization etc.