Sennheiser CX 686 G SPORTS


Sennheiser CX 686G SPORT. Earbuds for sports headset. Durable, dynamic ear canal headset delivering full, rich sound while staying in place and taking what you dish out in your most strenuous workout.

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Make the most of your time at the gym with Sennheiser’s CX 686G SPORTS.


The innovative Slide-to-Fit mechanism ensures that these earphones sit securely and comfortably while you stay focused on your workout, and the high-output drivers deliver stereo sound that will inspire you to new levels of performance.


Lightweight yet robust, the Sennheiser CX 686G SPORTS is also rugged enough to withstand the punishment of heavy-duty use, and thanks to the clever design of the ear canal coupling, you’ll be able to enjoy your favorite music without distracting background noise.


Sennheiser’s CX 686G SPORTS: The best earphones for training you’ll ever have!



  • Inline smart remote and mic on the cable are compatible with most smartphones and portable players (including Android, Windows Mobile and Blackberry devices)
  • Maximum ruggedness and durability – Sweat and water-resistant
  • Sealed in-ear-canal design for improved blocking of outside noise
  • Antimicrobial ear adapters (SteriTouch)
  • Slide-to-fit system is fully adjustable for an individualized fit
  • Para-aramid-reinforced cable provides superior strength and reliability
  • Oval-shaped cable ensures a tangle-free listening experience and reduced cable noise Convenient storage pouch and cable clip included 2-year warranty

What's in the box


Storage pouch

Cable clip

Ear adapter set (S/M/L)


Impedance: 20 Ω

Frequency response: 18–20,000 Hz

Sound pressure level (SPL): 118 dB (1 kHz/1 Vrms)

THD, total harmonic distortion<0.5%

Jack plug: 3.5 mm, angled

Cable length: 1.2 m symmetrical cable

Pick-up pattern: Omnidirectional

Sensitivity as per 121 TR 9-5–44 dB V/Pa


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