CUPERTINO, Calif. (KGO) -- Apple insists iPhones don't eavesdrop on the conversations of their users.
In a letter to federal lawmakers on Tuesday, Apple insisted the device only listens when it's triggered by the words, "Hey Siri."
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The company also says there is a visual indicator that lets users know when Siri is listening to a request.
Many iPhone users have questioned whether mobile devices and smart speakers are able to eavesdrop on private conversations.
The response comes after the Energy and Commerce Committee sent a letter to several large tech companies about the concerns.
According to Engadget, a website that reports on the tech industry, Facebook and Google have also responded in the same way.
Your iPhone isn't eavesdropping on you, Apple says
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