Alternative f/w for nt-t4116c and would like to put original dahua s/w on it

[martymonsta]

have the above model with a 3rd party's crap software on it and would like to pt dahua's original softwarte on the unit ... any assistance in obtaining a dump of the firmware or identifying which dahua f/w is correct would be awesome!

let me know what u need (pix and info)

any assistance woudl be most appreciated