How Can kathrein ufs 912 work with external dvb-t usb tuner ?

i am thinking of buying a kethrein ufs912 because i like very much the receiver but i need to have dvb-t on the same box.
so before buying i need to know if someone can tell me if my usb dtt tuner
http://www.amazon.de/dp/B000N4LYH6/?tag=digitaeliteb-21

can work with this receiver

thank you very much


S.