14-UP Rear 720 and 400.4 2-Pin Bridged Input
This "14-UP Rear 720 and 400.4 2-Pin Bridged Input" is used on bikes with factory tour pak. This harness is used to split a Moto720 rear input with a SounDigital 400.4. This is typically used when you have our SinisterSound breakout harness installed.