M5Stack A073 RFID卡 该RFID卡是一款13.56MHz的RFID/NFC卡，带有M5Stack标志。

Frequency: 13.56 MHz

Dimensions: 85.5 mm x 54 mm x 1 mm

Unit Weight: 5.300 g

Description/Function: 13.56 MHz RFID Card-F08 Chip (5 PCs)

Maximum Operating Temperature: + 50 C

Minimum Operating Temperature: - 20 C