Icon Time RTC1000 2.5 Universal Employee Time Clock Includes 50 user capacity: Easily expandable up to 100 and 250 Multiple Employee Entry Options - keypad, prox badge or/and web punch entry Link multiple time clocks over LAN, WAN, VPN, Internet or manage as stand-alone clock Unlike most automated time clocks-This does NOT require constant PC or network connection! Paychex Online Payroll, ADP, CSV and one-of-a-kind Quickbooks plug-in included. Free API available also!