Active adapter to run the bridge-analog amplifier BMW 1, 3, 5 series.

Active BMW system adapterActive system adapters retain the function of the amplified OEM system.This allows you to connect an aftermarket radio to a system with a factory amplifier, while maintaining the OEM amplifier and connected speakers by adjusting, matching or converting the signal source output signals to the OEM amplifier signal input.Depending on the vehicle and the installed OEM amplification system, various functions such as fader (front, rear) or subwoofer adjustment may be lost.In individual cases, depending on the OEM system and the retrofitted radio, increased noise or switch-on or switch-off noise may occur.Check functionality before final assembly.Note:Connector: Amplified OEM system MOST > RCA(m) red/white connector: loose wires yellow: +12V current clamp 30 black: GND terminal 31 red: ignition terminal switched +12V 15 / amplifier remote control / antenna remote control RCA > front preamplifier output with HU marking fader is not supportedBrand and model: BMW 1er (E87) 09/2004 - 03/2007 BMW 1er (E81/E82/E87/E88) 04/2007 - 01/2012 BMW 3er (E90/E91/E92/E93) 03/2005 - 02/2010 BMW 3er (E90/E91/E92/E93) 09/2008 - 09/2013 BMW 5er (E60/E61) 07/2003 - 03/2007 BMW 5er (E60/E61) 03/2007 - 07/2010