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BackBeat FIT 3100
True Wireless Sport Earbuds
P/N: 211855-99
Take your outdoor workouts to the next level with the BackBeat FIT 3100 true wireless sport earbuds. Their ultra-stable, sweatproof and waterproof design helps you break personal records, while Always Aware™ eartips allow you to hear your surroundings for safer training in any environment.
This is Runningware
Always Aware Eartips
Hear your surroundings for safer workouts
Sweatproof and Waterproof
Engineered to withstand rain and sweat
Maximum Comfort and Stability
Built with secure-fit eartips and behind-the-ear design
5 Hours of Power
Up to five hours of power and up to 10 extra hours with the charging case
Finally, Perfect Running Wireless Headphones - ashleyk

CES 2019 Innovation Honoree Award
Stay aware
Whether you’re logging miles on rugged trails or city streets, keep your workouts safer with Always Aware™ eartips. The unique eartip design doesn’t fully block the ear canal, letting in ambient sound and allowing you to simultaneously listen to music and hear your surroundings. Experience natural mid-tones, crisp highs, and a comfortable fit that never feels too snug, all while remaining aware of the world around you, for safer training in any environment.

Weatherproof workouts
Sweatproof and waterproof BackBeat FIT 3100 is built to take on your most intense workouts, so you can keep listening – no matter what weather.
Stability and comfort
Experience true wireless freedom without fidgeting with the fit. With soft, flexible, secure-fit earloops and comfortable stabilizers, BackBeat FIT 3100 earbuds will stay put during your toughest reps.

Uninterrupted training
Your music should keep up with you. Power your workout with up to 5 hours of wireless listening and enjoy up to 10 additional hours with the included charge case.

Download the BackBeat app to customize your experience
Now you don’t have to pause your workout to change things up. Available through the BackBeat app, the My Tap feature offers command customization for a personalized workout experience. With one or two taps and no break in the action, you can start a stopwatch, set a timer or select your favorite playlist directly from your earbuds.
Models
PN: 211855-99
PN: 211856-99
Specifications
Weight | 22 g/ .78 oz |
Wireless range | Up to 33 ft/ 10m |
Bluetooth technology | 5.0, HFP 1.7, HSP 1.2, A2DP 1.3, AVRCP 1.5 |
Harmonic distribution | <3% |
Speaker driver size | 13.5 mm |
Frequency response | 20- 20,000 Hz |
Sensitivity | 94 dBSPL @ max volume |
Microphone | MEMS microphone with DSP |
Listen time | Up to 5 hours (earbuds only) and up to 10 additional hours with charge case |
Talk time | Up to 5 hours |
IP rating | IP57 sweatproof and waterproof |
DeepSleep | Up to 6 months |
Quick charge | Up to 1 hour of listening time with a 15-minute charge |
Battery capacity (earbuds) | 90 mAh |
Battery capacity (charge case) | 740 mAh |