player is alpine 900e with gps system ,can use back the steering control olso.
sound proofing door panel install to cover vibration ,the door speaker install 8'' midbass garman mastro
3 way speaker system , custom door panel plawood .
custom the subwoofer box in audi tt , 15 woofer install
install 2 amp dls performance series 4 ch & mono block rms 1250 watt .
custom amp board & amp cover .
15 '' side DLS subwoofer
sound quest stinger power capacitor 2 farad to support power supply .
kicker elc crossover signal processor ,
dls car audio system install in audi tts , sound sq setting & the custom sum time play jazz bistro ...