... Fingerprint Time Recorder,Time Attendance,Time Clock 2.8 inch TFT Color Screen USB Fingerprint Biometric Time Attendance YET-UC50 Technical ... up to 3 fingerprints for per users Access Mode Fingerprint,PIN Communication Protocol RS485, USB-Device,USB-host,TCP/IP Operation ... Function Yes With Free Software Yes LCD 2.8 inch TFT Color Display Language English, Chinese,Software Language optional English, ...