ROKKER! -P Series-- THE world s most effective 4-ch amplifier for your Harley Bagger audio system ... This interesting brand-new J&M DSP controlled 4-channel 500w fairing/rear speaker amplifier kit has actually been created specifically for use on the 2 Harley StreetGlide with the Harley HK radio and REAR saddlebag speakers included. This is a complete range course G digital amplifier and is spec d at 125watts RMS per channel X4 channels. (500w total) driven continuous into a 2 ohm load @ 14.4 vdc. These new ROKKER XT -P series amplifiers are now totally programmable thru the internal digital signal processor (DSP) and come out of the box currently called in for this particular StreetGlide customized speaker configuration. to supply maximum freeway efficiency from your Harley Davidson audio system. When adding added speakers to the system, need to you wish to change these settings (as. including a.