8-inch Screen Metal case, anti-vandal Card type: 125KHz EM Card/13.56MHz Mifare Card Network Module: WiFi, Ethernet port, Cloud or Offline use Two Major Functions: Door Access Control & Time Attendance Multiple Access Modes: Face, Card, PIN With an 7-inch indoor Intercom support two-way real-time calling https://www.secukey.com/product-5785807909429979.html