When the receiving magnetic plate on the mobile device comes into contact with the transmitter - or at least within the specified range - the magnetic field generates an electrical current within the device. (pocket-lint.com)
On top of those, the flat cables are tangle - free, and the earbuds feature magnetic plates that can be attached together when they're not in use. (techtimes.com)
The only model from HiFiMan to use standard dynamic drivers, the headphones also offer a convertible design with removable magnetic plates to provide the advantages of both open and closed back cans. (digitaltrends.com)