Step 1 – Turn off your motorcycle’s intercom.
Step 2 – Plug the 2.5mm end (smaller of the two ends on the cable) of the cell phone adapter cable into the “Headphone” jack on the bottom or side of your cell phone.
Step 3 – Plug the other end of the cell phone adapter cable into the “To Radio” or “Cell” jack on the side of your motorcycle’s intercom.
Step 4 – Turn on your motorcycle’s intercom.
Step 5 – Press the “Up” volume button on your cell phone to test the connection. You should hear the cell phone sound through your motorcycle’s intercom.
If the sound is faint, adjust the volume on your intercom until it is to a comfortable level for you.