> IK10 anti collision > Metal Case, anti-vandal > Waterproof, conforms to IP66 > Wiegand 26~44, 56, 58 bits output > Card Type: 125KHz Hid & EM cards, 13.56MHz NXP Mifare, Mifare Plus, DesFire, Mifare Pro, Mifare UltraLight, Mifare Class 4K cards > Reading range: 3~8cm > External LED Control & External Buzzer Control