Hi & hellow ,happy xmas , happy new year & happy ever after

i recently bought a usb2 tv box (exernal)
it usese dvb player ...it looks like ms madia player
the problem i couldnt add plugins to it...how can i do it?
OR is there another prgramme that can work on it
i tryed prog dvb...it doesent recognize the driver
the driver is (DM20S)
it looks like this http://www.clandindustry.com/DM20S.htm

help please
thanx