Model: SMS-139 Operating frequency: 13.56MHz Support card: Mifare 1K S50, Mifare 4K S70, FM1RF08, FM1208 and its compatible smart card Support Protocol: ISO14443 TypeA Read Range: 30~80mm (different depending on antenna, antenna integration reader distance of about 6.5cm) Card transfer rate: 848kbit/s Interface: UART, I2C, RS232, Wiegand, RS485, custom SPI Power Supply: +5V for antenna integration Average current: 70mA/ DC …