... USB-Client communication. 2. WIFI,GPRS,ID Card, Mifare Card, HID Card optional. System Specification:* 3.5" TFTscreen and integrated camera ... prox or smart card reader for multiple requirements * Optional integrated Wi-Fi or GPRS module available for wireless communication * ... input,function keys· Options: WIFI,GPRS,ID Card, Mifare Card, HID Card, HID iClass Card, 12V UPS· Power:12V DC· Size:205mm ...