Options:GPRS,TCP/IP,EM CARD,USB,BACKUP BATTERY 3, 000 capacity 140, ... Time Recorder with TFT screen3. Product brief introduction Options:GPRS,TCP/IP,EM CARD,USB,BACKUP BATTERY .Identification speed obviously improved, ... clockEmbedded alarm clockUSB powerSupport power by USB line from notebookCommunicationsTCP/IP, USB and Weigand outputShowTime, ID number, NameLanguageEnglish, French, Spanish, ...