Model: SM522T Working current: 13~26mA/DC 3.3V Idle current: 10-13mA/DC 3.3V Peak current: <30mA Working frequency: 13.56MHz Protocol standard: ISO 14443 TypeA Support card: Mifare 1K S50, Mifare 4K S70 (4 bytes ID nûmer) Lês ôfstân: 5cm Interface: UART TTL Data transfer rate: max.10Mbit/s Card reading speed: lês ID nûmer 7 kear per sekonde, lêzen gegevens blok 3 kear per sekonde …