Amazon.com: HQRP AC Power Cord Compatible with Bose Companion Stereo 3, 5 Speakers, Companion 3 Series II Multimedia Speaker System Mains Cable, Black : Electronics
Bose-Companion 5 C5 C3 C20 C50 Volume Control Speaker System Music Control | eBay
New Original For Bose Companion 5 Volume Control Pod For Companion5 /10-pin Interface O Audio Speakers Controller Box - Pc Hardware Cables & Adapters - AliExpress