The Airmod Wireless Bluetooth 5.0 Adapter for Bose Quietcomfort QC 25 is a small, modern device that allows for convenient wireless connectivity to your Bose QC25 headphones. It includes a rechargeable battery for on-the-go use and features audio output in stereo mode with a Bluetooth connection split/duplication of 1:5. The adapter is designed for plug-and-play installation and is compatible with Bluetooth 5.0 standards. Additionally, it supports Bluetooth technology, has a sleek black design, and comes with a charger included for ease of use. The Airmod adapter is a great option for enhancing your home audio experience and improving connectivity for your Bose QC25 headphones.