For Bose Lifestyle 30 / 50 series II 13 Pin to 8 Pin din Subwoofer Audio Input Cable - AliExpress
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Amazon.com: ZIOCOM 30 Pin Bluetooth Adapter Receiver for Bose iPod iPhone SoundDock and Other 30 pin Dock Speakers with 3.5mm Aux Cable(Not for Car and Motorcycles), Black : Electronics