Axxess MZTO-01 Amplifier Interface Harness for Select 2007-2010 Mazda Vehicles with Bose Factory Amplified System Amplifier Interface Harness for Select 2007-2010 Mazda Vehicles with Bose Factory Amplified System Designed to be used in vehicles listed in the applications that have Bose audio systems When installing a radio that has navigation built in, the MZTO-01 can supply VSS (Vehicle Speed Sense), Parking Brake, and Reverse Reverse is not available on manual transmission vehicles Includes wiring harnesses and the RCA adapters