Installing an aftermarket Alpine CD Changer into BMW with DSP systems pose a problem for installers. SoundGate has answered the bell with the ABMWDSP CD Changer Interface for BMW vehicles equipped with DSP audio systems. DSP (Digital Sound Processing) systems could be found in select 1997-05 BMW vehicles. If the radio has a DSP button on one side, or has an active DSP
menu item on the LCD screen, or if there is a coaxial cable and a "DSP amplifier" in the trunk, [This device is usually a large black metal box, placed vertically in the trunk (rear hatch) of the vehicle.] then this DSP package is required The ABMWDSP DSP interface allows customers to integrate Alpine 6-disc CD Changers (i.e CHM-S630, CHA-S634 etc) to most newer BMW-Series with DSP audio systems.

» Direct digital input
» Complete analog to digital conversion
» Factory-match connectors for ultimate reliability
» Full digital protocol translation
» Ultra-reliable SMT construction (surface mount technology)
» dedicated 9-Volt step-down power supply box(included)
» Direct connection to factory DSP and 6-pin changer cable
» We recommend professional
INSTALLATION.
[These issues or circumstances may affect compatibility of our product with your radio or vehicle.]
1. The ABMWDSP is compatible with BMW DSP Audio system in the select model/years listed in drop-down menu below.
2. The DSP audio system in the select BMW must be wired with a 6-pin, and digital coax cables. [please verify before ordering]
3. Allows integration of Alpine aftermarket CD Changers in BMW DSP Audio system only.
4. Non DSP Audio system are not compatible with this part.
Package Contents
» DSP Processor x1
» 9 Volt Power supply x1
» RCA to 6-pin cable x1
» RCA to coaxial adapter cable x1

1. NOT COMPATIBLE with BMW OEM CD Changers. Use to install Alpine Aftermarket 6-disc Changers.
2. Vehicle must have a BMW DSP Systems. Will not work in Non-DSP Applications.