1.You are suggested to use a class 10, SDHC 32GB/128GB max supported TF card. An SD card should be formatted on the computer as FAT32 64KB and formatted on this unit again at first use.
2.Any extra accessories of the camera such as rear cable, rear camera, suction mount, car charger, GPS module, etc are provided when you let us know.
3.If you connect the cam to the computer via USB cable, the screen will read Mass storage and PC camera. You could choose Mass storage and the cam will be read as an external storage device and you can choose to playback on a computer or just transfer the recordings to your computer.