The 432HM is a 4-channel digital video recorder for auto vehicles. This DVR has a 2.5’ SATA HDD& SD memory and G- sensor with built-in GPS. Also it is possible to access 3G and Wi-Fi. The 432 HM is also capable of recording seven seconds after the power goes off, in order to prevent missed footages during a power outage. It is also able to use network backup (Event) at Wi-Fi zones and has stable mirror back up with a dual index file system. This DVR also has a mobile viewer for mobile devices.