QR Code Access Control Converter: SM522T Ua Haujlwm Tam Sim No: 13~ 26MA / DC 3.3V IDE Tam Sim No: 10-13MA / DC 3.3V ncov tam sim no: <30ma ua haujlwm zaus: 13.56MHz raws tu qauv qauv: ISO 14443 TOOTEA Support Card: Mifare 1K S50, Mifare 4K S70 (4 bytes tus lej ID) Nyeem nrug: 5cm sib txuas: Uart TTL Cov Ntaub Ntawv Hloov Cov Ntaub Ntawv: Max.10Mbit / S Daim Npav Nyeem Ntawv Ceev: Nyeem tus lej ID 7 Lub Sijhawm Ib Thib Ob, Nyeem cov ntaub ntawv thaiv 3 Lub Sijhawm Ib Thib Ob …