1.Dual camera car dvr with GPS,G-sensor 2.2 cameras(120,170) 3.Night ... 4.Password for TF card 5.audio Dual camera car dvr with GPS,G-sensor 1.Suitable for taxi, trucks or buses. ... software player.MicrophoneHigh Sensitivity Microphone.Time SetupAuto-calibrating by GPS signals. If GPS is not available, the built-in clock will ... , the remaining capacity will show 80MB. Dual camera car dvr with GPS G-sensor