The noise is gone, now lose the cord. The wireless adapter is custom designed for seamless compatibility with the Bose® QC15 model. The adapter instantly upgrades your existing pair of Bose® (QC15) headphones using Bluetooth 4.1 for an ultimate, wire-free listening experience. In The Box: – Bolle&Raven wireless adapter – Charging cord – User guide Bolle & Raven audio technologies shares no affiliation with the Bose® Corporation. Any reference to the brand and it’s trademarks is for reference purpose only.