The TTEZ Prox unites our best-selling time clock system with the speed & convenience of proximity technology to clock employees in & out of work in record time! Instantly clocks employees In & Out with the “wave” of a badge or key fob using the proximity technology. TimeTrax™ Time & Attendance Microsoft Windows based software offers flexible payroll management, reporting & exporting to payroll providers. Plug and play compatibility (plugs directly into wall ethernet jack). 50 employee capacity out of the box and expandable to accommodate up to 500 employees. System requirements Windows XP, Vista, & Windows 7 single pc software not server. Kit includeds; terminal, 15 proximity badges, Timetrax software, cables and quick start manual. Made in USA.