BT4.1 Bluetooth Adapter Wireless Bluetooth Receiver for Bose QC 25 QuietComfort 25 aptX Headphones(QC25) Support iOS and Android|Earphone Accessories| - AliExpress
Bose Quietcomfort 25 vs 35 - Arx Musica
Do It Yourself: Bose QC15 / QC25 Bluetooth Module
Bose QuietComfort 45 Review | PCMag
Bose QuietComfort 25 Repair - iFixit
Buy Tranesca Compatible Bluetooth Adapter Receiver for Bose quietcomfort 25 Headphone (Black) Online in Ukraine. B07JM2JZBS