$40,000 Speakers Make You Feel Like Marty McFly in Back to the Future

These substantial looking speakers are the Mark Neumann Coliseum XLS and they’ll blow your socks off, just like Marty McFly in Back to the Future. If you have any question about how beefy they are, the pair has a shipping weight of 580 pounds!

mark neumann speakers audio hifi high-end limited

Read more @ Technabob