ProGard Poly, Expanded Metal Window USB Extension The SC-550 Stealth Siren features PNFLBCLT130RBW-W Color:Red/Blue-Used Accepts OEM gear shifter fits_2003-2005`Mercedes-Benz`E320`4Matic~2003-2005`Mercedes-Benz`E320`Base~2007-2009`Mercedes-Benz`E320`Bluetec~2005-2006`Mercedes-Benz`E320`CDI~2006-2009`Mercedes-Benz`E350`4Matic~2006-2009`Mercedes-Benz`E350`Base~2003-2006`Mercedes-Benz`E55 AMG`Base

ProGard Poly, Expanded Metal Window USB Extension The SC 550 Stealth Siren features PNFLBCLT130RBW W Color:Red Blue Used Accepts OEM gear shifter fits_2003 2005`Mercedes Benz`E320`4Matic~2003 2005`Mercedes Benz`E320`Base~2007 2009`Mercedes Benz`E320`Bluetec~2005 2006`Mercedes Benz`E320`CDI~2006 2009`Mercedes Benz`E350`4Matic~2006 2009`Mercedes Benz`E350`Base~2003 2006`Mercedes Benz`E55 AMG`Base The SC 550 Stealth Siren features several DIP switch programmable options including the �Horn Ring Cycler 2 (HRC2) �function that enables the driver to cycle through the siren tones with the vehicles horn and Siren Cutout Park Kill to disable the siren when exiting the vehicle Kussmaul Power Cord Reel