1、125KHz,13.56MHz (optional) contactless RF ID card and M1 Wiegand card reader. 2、Adopt advanced RF receiver circuit design and embedded microcontroller, combined with efficient decoding algorithm, to complete the reception of 64bits read-only uem4100 compatible ID card. 3、It has the characteristics of high receiving sensitivity, small working current, single DC power supply, low price and high performance. 4、Dust-proof, moisture-proof, fully sealed design is easy to install, can be installed in outdoor and other harsh conditions. 5、Applicable to access control, attendance, fees, and other rfid applications. Item Type: Security Card Reader Optional Type: Black ID 125Khz, Black IC 13.56Mhz, Gray IC13.56Mhz Size: Approx. 40x80x12mm/1.6 x 3.2 x 0.5in Working Voltage: DC9-16V Operating Current: ≤100mA Working Environment: -10℃-70℃ Induction Distance: Approx. 3-15cm/1.2-5.9in Card Reading Speed: < 0.2 Seconds Clock Interval: < 0.5 Seconds Output Format: Weigand26 /Weigand 34 Communication Distance: WG≤100M/109.4yd Built-In Horn: Buzzer, Control LED And Buzzer Misconnection Protection, Reserved 20cm/7.9in Wiring Shell Material: PVC and Plastic-Sprayed, the Interior Can Be Filled with Black Resin Glue (Effectively Waterproof) 1 x Card Reader