Sometimes apps enhance products, but sometimes they also unlock access to a user's private activity. (Remember those vibrators?) 

A lawsuit filed in Chicago Tuesday alleges that headphone maker Bose is doing just that with its Bose Connect app—spying on its consumers' listening habits and gathering data it then provides to third parties without user consent, reports Fortune

The wireless headphones at issue retail for up to $350, and lead plaintiff Kyle Zak says that in taking the company's advice to "get the most out of your headphones," he download the companion app—but ended up providing much more than his name, number, and email address. He argues that Bose is violating the WireTap Act, and while damages are not specified, the complaint alleges "the amount in controversy exceeds $5,000,000."

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