Sennheiser

Sennheiser MX685 Adidas Sports In-Ear Headphones - Black

3.3 (595 reviews)

Elevate Your Workout with Superior SoundIntroducing the Sennheiser MX685 Adidas Sports In-Ear Headphones, engineered for athletes and music enthusiasts. Designed in collaboration with Adidas, these headphones deliver energizing, natural sound, a secure fit, and rugged durability to withstand even...

$59.99*
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*Price sourced from Amazon.com. Last updated:Aug 05, 2026.Price and availability are subject to change.

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Overview

Elevate Your Workout with Superior Sound

Introducing the Sennheiser MX685 Adidas Sports In-Ear Headphones, engineered for athletes and music enthusiasts. Designed in collaboration with Adidas, these headphones deliver energizing, natural sound, a secure fit, and rugged durability to withstand even the most intense workouts.

Key Features:

  • Energizing Sound: Experience high-quality audio that keeps you motivated during your exercise routines.
  • Rugged Construction: Built with water-resistant materials and reinforced cables to endure sweat and outdoor conditions.
  • Secure Fit: Features a slide-to-fit mechanism and EarFin holding system for a comfortable and secure fit.

Detailed Specifications:

  • Frequency Response: 18-20,000 Hz
  • Sound Pressure Level (SPL): 118 dB (1 kHz/1 Vrms)
  • Total Harmonic Distortion (THD): <.05% (1 KHz, 100 dB SPL)
  • Impedance: 16 Ω
  • Cable Length: 1.2 m symmetrical cable
  • Connector Plug: 3.5 mm angled plug

Key Features

These sports afficianados listen to their headphones/headsets during their sports activities in order to motivate themselves further

Therefore these headphones/headsets have been specifically designed and tested to sound good and to stay comfortable, secure and reliable throughout the course of their activity.

Headphones

Specifications

Product Type
Headphones
Category
In-Ear Sports Headphones
Brand Focus
Adidas Sports

Frequently Asked Questions

These Sennheiser headphones are specifically designed and tested for sports activities, intended to sound good and stay comfortable, secure, and reliable during exercise.
The primary benefit is their specific design for sports enthusiasts, aiming to provide motivation through audio and ensuring they perform well during physical activity.
The features state they are "designed and tested to sound good" for sports activities, but specific audio specifications like frequency range or driver size are not provided.
The unique feature is their dedicated design for sports, focusing on comfort, security, and reliability to withstand the demands of various activities.