Sunday's Best Deals: Wireless Audio, LifeSpan Treadmill, $3 Multitool, and More

Wireless headphones, a water-resistant speaker, and a deeply-discounted treadmill highlight today's best deals. Bookmark Kinja Deals and follow us on Twitter to never miss a deal. Commerce Content is independent of Editorial and Advertising, and if you buy something through our posts, we may get a small share of the sale.