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Amazon.com: HQRP AC Adapter Compatible with Bose Companion 20 Multimedia Speaker System 329509-1300 PSM36W-180 Power Supply Cord Adaptor + Euro Plug Adapter : Electronics
Amazon.com: UpBright 18V AC/DC Adapter Compatible with Bose Companion 20 Multimedia Speaker System 406358 329509-1300 Model PSM36W-180 330733-0020 DC18V 2A 18.0V 2.0A 18VDC 2000mA Switching Power Supply Charger : Electronics