13.56 MHz smart proximity embeddable disc without contact chip, Ø17.8 x 1.7 mm. BLACK color. ISO 10373, ISO 60529, ISO 14443. Made of Epoxy + FR4 PT365. IP67. MIFARE ™ 1 Kbyte memory (16 sectors). 7 bytes UID. MOQ: 10.000 units.