Sennheiser Momentum Sport in Ear Earbuds REFURBISHED Multiple Modes: Features the basic

Multiple Modes: Features the basic zoom/focus control

1x ONE RS Battery Base

Up to 40 Hours of Total Battery Life

CRAFTED FOR LISTENING: The sleek over-ear fit creates a seal that passively isolates external noise

Built In Microphone Recommended Uses For Product ‎For Smartphones or Tablets Compatible Devices ‎Desktop

Sennheiser Momentum Sport in Ear Earbuds REFURBISHED Multiple Modes: Features the basicFeatures Hear more than music: Unleash your workout's full potential with Sennheiser's sport sound profile, adaptive ANC, transparency mode and robust bass for immersive sound and focused training Fitness tracking powered by Polar: In ear sensors for real time heart rate and body temperature tracking, syncing seamlessly with apps and devices for insightful health and performance metrics Custom fit for every athlete: Secure fit with interchangeable ear