I have a kenwood dnx6140 headunit that has a handful of features(bluetooth, navigation, yada yada....I have a handsfree voice system aswell which i use regularly with my droid which runs on bluetooth with no problems.....Heres the good stuff...When i try to play pandora or slacker via bluetooth it works but its very bumpy or skippy so i cant clearly hear the music....I dnt know why.???