Frequency13.56m HF short distance Support card typemifare S50, s70mifare pro and ISO14443-B SR176ICODE SL2, ISO15693 And other compatible card Feature: A)control the card with command easily. B)protocol of the command: 1. Uart: baud 19200bps 2. Iicmax400k. C)auto card require can be set to the module, thus a pin ini the module can be 0 when the card move in the antenna. E)+5v vcc, . F)manostat is included in module. Product model: Type protocol power vcc interface contactless card YW-201-C ISO14443-A +5V IIC, UART(TTL) MIFARE S50, S70MIFARE PRO YW-202-C ISO14443-A ISO14443-B +3.3V+5V IIC, UART(TTL) MIFARE S50, S70MIFARE PROISO14443-B SR176 YW-203-C ISO15693 +3.3V~+5V IIC, UART(TTL) ICODE SL2, ISO15693 YW-204-C ISO14443-A ISO14443-B ISO15693 +3.3V+5V IIC, UART(TTL) MIFARE S50, S70MIFARE PROISO14443-B SR176ICODE SL2, ISO15693. Box with 10*10*5cm