... , USB-Client communication. 2. WIFI,GPRS,ID Card, Mifare Card, HID Card optional. System Specification:* 3.5" TFTscreen and integrated ... Optional integrated prox or smart card reader for multiple requirements * Optional integrated Wi-Fi or GPRS module available for wireless ... -ID,webserver, work code,SMS,Schedule Bell,Daylight saving, T9 input,function keys· Options: WIFI,GPRS,ID Card, Mifare Card, ...