Mazda 6 connector factory audio ???

[zo6om]

Hi every one

i have mazda 6 no base and i need sulotion to use :

- usb adaptor link ( sepical cable for mazda 6 connected with factory audio)

-dvd changer 6 disk ( sepical cable for mazda 6 connected with factory audio)

now i have only one connector plug in factory audio mazda 6

and i need to use the two device with same factory audio connector

how , what i can make 2 use dvd + Usb ????​