Fitbit Charge 6 Advanced Fitness & Health Tracker, Obsidian w/ Fitness Bundle Lexar Instant Savings World’s first truly blackout-free viewfinder

World’s first truly blackout-free viewfinder

1 Gen1 Type-B port

1/8″ to 1/8″ cable to connect a smartphone or media player

AF-P (Pulse Motor) - Yes

2 2280 SSD (Solid State Drive) RAM 16GB LPDDR4X 4266MHz

Fitbit Charge 6 Advanced Fitness & Health Tracker, Obsidian w/ Fitness Bundle Lexar Instant Savings World’s first truly blackout-free viewfinderFitbit Charge 6 Tracker Product Feature Heart rate on gym equipment Connect Charge 6 to your favorite compatible exercise machine and see your real time heart rate directly on the display. Compatible with select workout machines that support the Bluetooth Heart Rate Profile, and coming soon to more. See here for more information on Charge 6 compatible machines. Daily Readiness Score Find out if your body's ready to work out or needs time to recover.