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Bose Service on Twitter: "Quiet Comfort 35 II owners - We've got new firmware for you! 4.8.1 adds Self-Voice and battery level voice prompts, along with other fixes and improvements. Download it
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Bose SoundSport Free Auriculares intraurales inalámbricos, Bluetooth, Azul (Midnight Blue/Citron) : Amazon.es: Electrónica
Bose Service on Twitter: "Be sure to update the software on your @Bose QuietComfort Earbuds II to get the most out of your new earbuds. This software update enhances our CustomTune technology
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