Used Volume Control Pod 9 Pin Interface For Bose Companion 3 Series I Or II - AliExpress
FocalTop Audio Cord for Bose Companion 3 Series II OR 5 2.1 Multimedia Computer Speakers
Bose® Companion® 3 Series II multimedia speaker system at Crutchfield
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
How to Fix Bose Companion 3 without Control Pod - YouTube
Bose+companion+3+series+ii+sm R05 | PDF | Electrostatic Discharge | Loudspeaker