SWC 2005 explorer

[kj82703]

i just bought 2 no name navigation systems new from hong kong for 600 One is installed in my 1999 Expediton, currently i am installing the other in my 2005 explorer this no name unit has a built in steering wheel control interface, i just need to know what wires to hook up, the wires out of the unit are as follow --
red wire labeled AD
black wire labeled GND
white wire labeled AD
blue wire labeled +5

does anyone have a wiring diagram for 2005 steering wheel controls? any help would be greatly appreciated

 

[kj82703]

This vehicle is not wired for premium sound