New QC25 Wireless Bluetooth V5.0 Adapter for Bose QC25 Headset for QuietComfort 25 Headphone Transmitter Adapters Receiver|Earphone Accessories| - AliExpress
Amazon.com: Bose QuietComfort 35 II Wireless Bluetooth Headphones, Noise-Cancelling, with Alexa Voice Control - Black: Electronics