You can easily edit social information, such as electronic personal business cards, microblogging Web site, personal text information and other applications through the mobile phone NFC function stored in the ring of this information in the future, any one with support NFC function Andrews mobile phone can touch the ceramic exchange of information with the ring, quickly transfer your stored data.
☆The use of precision ceramic production, its strength and wear resistance, second only to diamonds, can avoid the user's allergic to metal.
☆To prevent metal interference on the NFC antenna.
☆Ring waterproof IP68 waterproof rating certification, at a depth of 30 meters at the stop for an hour, can work properly.
☆A capital exchange function, with exclusive KEYDEX APP, editable business cards, Web sites, short text and other messages, and through the ring to pass to others
☆Screen solution screen function, with exclusive KEYDEX APP, can be used as screen unlock
☆China Patent No .: ZL201420398378.7