Shoppers spent $3.45 billion on Cyber Monday on Samsung 4K TVs, PlayStation 4s and Barbie dolls among other products, marking the largest online sales day in U.S. history.

The data compiled by Adobe Digital Insights, easily surpassed prior estimates, and dismissed fears that strong web sales during the Thanksgiving weekend would hurt sales on Cyber Monday - the busiest day of the year for internet shopping historically.

It also underscored the broader shift to shopping online, which is making up for slower spending in stores.

Cyber Monday sales jumped 12.1 percent year-over-year and surpassed initial expectations that called for total sales of $3.36 billion, according to Adobe Digital Insights.

Top-selling electronics by units on the day include...read more at Reuters