The Mifare Classic? 1K NXP EV1 3-Up Key Tag Plastic Cards are pre-scored into three equal-sized tags with 5mm-hole each. Each key tag contains a genuine Mifare NXP chip with 1 Kbyte memory.
- Sold in packs of 100
- Pre-scored ? of a CR80 card size
- 1 Kbyte memory capacity
- 4-byte NUID
- Operates at 13.56MHz frequency
