Uses fingerprint technology to instantly identify employees Fingerprint technology makes time tracking more efficient, safe and accurate. Eliminates swipe cards, badges, time cards and costly buddy punching. Ethernet-ready design allows for multi-terminal capabilities that will grow with your business. Simply hook the unit up to any networked Ethernet jack and you're on your way. All punches are done with a simple scan of a finger. For up to 50 employees. System is upgradable to 1,000. Interfaces with ADP(R), Paychex(R), QuickBooks(R), and more. Battery backup keeps memory intact. Pyramid(TM) TimeTrax TTELITEEK Biometric Time Clock System (Ethernet) is one of many Time Clock Systems available through Office Depot. Made by Pyramid.