It uses the digital output of the iPhone that gives you a cleaner signal right off, then it has a couple of different eq curves to choose from and some amplification, it is very small.
Solo Mach and No Cat custom A/R cone
Dejon Intercooler, Intake Elbow, BOV spring
Wester's Garage tune
RMR Style Bar.
SSR Type C wheels, Nitto 555's
DDM Works PINK Breastplate, PRO Beam
GXP Z0K rear sway bar with urethane bushings
Custom Jonymac glass wind screen, one of a kind.
Eclipse AVN726e; ZED Audio Leviathan, Image Dynamics tweeters, CTS door subs, active crossover tri-amped. Audio Control 6 channel 30 band parametric EQ.
JL Audio 10" sub