... video and audio compressions,GPS,black box,mass storage hard disk. Widely used for security and surveillance in the domain of Mobile,Steamship ... -25fps;NTSC:1/16-30fpsVideo output data rate:pre-set 8 gears,data rate adjustableHard disk storage: SATA port,Support 2.5 ... Peripheral Component Interconnect:2 USB HOST port,one for recording data back-up,another for sensor dataSupport WIFI function, can ...