The RFID tags may be hidden virtually anywhere; playing cards, boarding passes, drink cups, postcards, and even business cards.
The RFID Tags are ISO14443A, which is compatiable with a myriad of RFID Readers, including Second Sight ad Hugo Shelley's InSight Reader.
These tags are pre-formatted to be used with Second Sight. To be utilised with the iPhone NFC Reader, these tags are requried to be formatted to NDEF.
The circular RFID Tags have a 39mm diameter and a range of 80mm.