MRI of Texas

The magic ring that made many a super hero powerful now swoops down from the world of science fiction onto your hand. The Decoder Ring consists of a shank with a Memory iButton as the signet jewel. DS1990-F10 iButton.

Note: You must know your ring size to order. You cannot re-size the ring.

Note to customer: The iButton needs to be ordered from Maxim prior to installation the iButton to the ring shank.