Bose QC15 Adapter Cable (Adapter not included) - Encased
Make your Bose QC15 Wireless - Airmod Bluetooth Adapter Review - YouTube
AIRMOD Wireless Bluetooth Adapter for Bose QC15 Headphone - YouTube
Amazon.com: YOCOWOCO aptX Wireless Bluetooth 5.0 Adapter for Bose QuietComfort QC 15 QC 2 with Mic/Volume Control, Black : Electronics
Wireless Bluetooth speaker Adapter for Bose QuietComfort 25 Headphones (QC25) and Headphones (QC15) - Price history & Review | AliExpress Seller - MYRIANN Official Store | Alitools.io
Amazon.com: Bolle&Raven Wireless Bluetooth Adapter for Bose QuietComfort 25 Headphones (QC25) : Electronics
Wireless Bluetooth-compatible Adapter For Bose QC15 QC 15 Wireless Bluetooth-compatible For Bose QuietComfort 15 Receiver aptX - AliExpress