NXP Mifare Classic 1K Cards.

• CR80 card size (86mm x 54mm)
• Mifare 1k is the most widely used RFID card, compatible with ISO 14443A readers.
• Operates at 13.56 MHz frequency
• The 1k refers to 1,000-byte memory capacity.
• Typical read/write range of 10cm.
• 4 Byte UID.
• High gloss finish
• Blank white RFID cards for overprinting personalisation on desktop card printers