Pack of 10 13.56 MHz RFID/NFC cards, with 1K of memory.

Specifications

• resonance frequency: 13.56 MHz
• memory: 1K Byte EEPROM
• type: ISO14443 Type - A
• operating temperature: -10 °C to +75 °C (14 to 167 °F)
• identification distance: 0-5 cm (0 to 1.97")
• service time: 100.000 re-writes
• dimensions: 5.4 x 8.5 x 0.1 cm (0.21 x 0.33 x 0")