CT51 - AU01 Problem

[spliffey]

Hi I'm there trying to fit this lead into my kenwood headunit, the problem i had was first there was another red adapter there with subwoofer leads, so i disconnected this. i put the blue wire to the remote, i connected the red clip

the problems i have are what are the other 2 brown clips for and also what can i connect the earth to? the HU cage?????
Thanks

 

[slappy]

For speakers by the looks of it http://www.bassjunkies.com/images/CT51-AU01.jpg

 

[slappy]

Splice the earth cable to the earth cable on your Kenwood harness.