Tripp Lite
Ensuring Business Continuity: The Vital Role of Uninterruptible Power Supplies (UPSs) for Point-of-Sale (POS) Systems
I’m old enough to remember days when cash registers weren’t computerized
– they used electricity but were otherwise pretty analog devices. But a
lot has changed since the first computerized cash register – or, as
retailers say, point-of-sale (POS) devices – was introduced in 1973.
