M51 is a professional HD H.264 mobile digital video recorder(DVR) specially designed for vehicle surveillance purpose. It adopts high speed processor hardware and embedded Linux system. The state of the art mobile dvr use the latest IT technologies, such as H.264 code, data flow streaming, A/V noise reduction,module-style design, anti-vibration technology, wide-range voltage design. It supports analog AHD record and hybrid model which can easily upgrade your old CIF/D1 analog mobile DVR to HD solution(high definition.)This powerful mobile DVR has robust hardware for anti-shock and rich interfaces with simple deploy and reliable work.

Key features：

 Industrial-grade design with special vehicle port for reliable working on harsh environment

 Wide voltage  support over-load ,short circuit ,reverse connect protection

 UPS power for continual work

 Support hard disk 2TB+ SD card 256G for record storage

 4G/WIFI transmit; multiple grade image quality transmitting option

 GPS/BD/GLONASS global positioning

 Powerful software platform including remote preview, playback, broadcast, talk and more

 IP communication

 PTTgroup talk function

 Support multiple serial port extension