Fitbit made a pair of Bluetooth earbuds for its new smartwatch | TechCrunch
Fitbit Ionic Review
Fitbit's Ionic smartwatch and bluetooth headphones go on sale October 1 | TechCrunch
Receptor Bluetooth de repuesto, receptor USB con Dongle de sincronización inalámbrica Bluetooth para Fitbit ionic/charge 2/HR 410 #2|Adaptadores Bluetooth USB/receptor| - AliExpress
Fitbit Ionic: Excellent activity tracker, but it's not a very smart watch | ZDNET
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