... .Password for TF card 5.audio Dual camera car dvr with GPS,G-sensor 1.Suitable for taxi, trucks or buses ... set up password for micro SD card by software10.Have two format video file when we backup video files, one ... files, and can adjust voice as also.12.Have two micro USB port on our car black box,one is ... e) After formatting, the remaining capacity will show 80MB. Dual camera car dvr with GPS G-sensor