Which revolutionary language product innovation was the first to offer real-time conversation translation with support for over 40 languages through wireless earbuds?

In the evolving world of language technology, product innovations have transformed how we communicate across language barriers. From early electronic dictionaries to today's advanced AI translation systems, these innovations represent significant milestones in language accessibility. This trivia question focuses on a groundbreaking product that changed the landscape of real-time translation technology and opened new possibilities for global communication.

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Google Pixel Buds (2017)
Skype Translator (2014)
Waverly Labs Pilot Earpiece (2016)
Microsoft Translator Live (2015)