Kev siv tus cwj mem conductive los luam tus kav hlau txais xov es tsis txhob siv txoj kev etching ib txwm siv los ua tus kav hlau txais xov hauv hluav taws xob tag txo cov nqi tsim khoom ntawm RFID electronic tag.: 13.56MHz Read-write Chip: PN532 Baud Rate: 9600-115200bit/s (Configurable, default 9600) Protocol Standard: ISO18092，ISO14443A/B，Type C Supporting Card: NFC Read-write mode，NFC P2P mode, Mifare 1k S50, Mifare 4k S70, bound chip qauv, TypeA CPU card，TypeB card，Felica card Interface: UART（TTL） Power Supply: 5V Current: < 70mA Read Distance: ＞5cm（Depending on tags size and antenna technology） Antenna: External,Variety of optional specifications Operating Temperature: -10℃~+70℃ Storage …