Are you old enough to remember the Sony Walkman?

Image: YouTube

Image source: YouTube

The once-ubiquitous portable cassette player turns 35 on July 1. Introduced in 1979, Sony did not know if the Walkman was going to be a hit, barely selling 3,000 at first. That number ultimately grew to more than 200 million sold over the Walkman’s lifetime. 

The question is: Can today's tech-savvy kids figure out how a Walkman works. 

WATCH This YouTube video to find out..