ETHER Flow 1.1 Upgrade
This is a user-installable upgrade kit for any ETHER Flow. The kit install in minutes, requires no tools, and delivers smoother frequency response, improved soundstage, and more resolution. If your headphone was purchased prior to July 1, 2017 new ETHER Ear Pads are recommended to attain maximum bass.
Product Protection Policy for owners of ETHER Flow headphones