Feature:
★ Embedded compact design, low power, highefficient H.264&H.265 compress, high reliability.
★ 4CH 1080P 720p HD recording,support 2*128GB SD card(support dual SD card)
★ Optional 4G, GPS, WIFI functions.
★ Built-in G-sensor.
★ Data protection when in sudden power off.
★ Rich external ports, incl. 2x RS232, 1x RS485, 3x alarm in & 1x alarm out ports, VGA etc.
★ Auto image switch of car left/right turning, backing change. 
★ With a simple hard disk installation and a good and reliable anti-shake protection system.
★ Directly mouse controlled menu entering.
★ Export of video recordings directly via USB port. 
★ CMS platform ability for big fleet and user management.
★ Simple easy to operate video playback software.
★ Professional power design for all kinds of vehicles,8-36V DC.
★ Support DC 12V/4Amp output,it can offer power for cameras,mini monitor and some peripheral device.
★ WatchdogAbnormal will trigger restart protection function.It can better protect device and video.
★ Exclusive pre-allocate DVR special file system technology,solving repeatedly wipe cause file fragmentation,and ensure the integrity of the data.
★ By accidents power-off protection function.Unique UPS technology ensures the integrality of record when power failure occurs,even can for 10~15s.
★ Flame out time-lapse video recording function(highest support long delay time 24hours)
★ Auto recording,time recording,alarming recording modes for different request.
★ Display vehicle traffic status,vehicle numbers,route,super-low speed vehicle information,convenient management.
★ Support SD card remote software upgrade/OTA remote upgrade automatically.
★ Can be batch functional customization according to customer's requirements.