This 13.56 MHz wall mounted Mifare reader is a high frequency proximity RFID card reader that can read multiple tags from distances of up to 5cm. It is easy to install and has a compact size, which makes it a suitable RFID solution to be applied in access control, security control or admission control systems. Technical Specifications 13.56 MHz Wall Mounted Mifare Reader (GAO 213003) Display None Internal Led and Buzzer Power requirements Variable 6 to 12 V DC 9 V DC,150 mA Communications Interface 3 in 1 RS232,Wiegand and MSR ABA TK2 Baud rate 19200bps N,8,1 Frequency 13.56 MHz Read Write Distance Up to 5 cm Technical Certificates CE,FCC Dimensions 83 x 47 x 16(mm) Weight Approximately 50g Housing ABS Waterproof and dustproof IP40 Multi Detection Yes Antenna Compatibility None required built in Antenna Connection None required Transponder Compatibility Mifare MF1 standard cards for 1024 byte and Mifare Ultralight cards of EEPROM size 512bit for ISO 14443A and Mifare DESFire Application Usage UID Access,security or admission Additional Features Linear regulator recommended