Sennheiser MX 680 Adidas Sports Headphones

Can you remember the last time you had a proper workout without any disturbances from your Headphones falling out or giving up? The new Sennheiser/Adidas MX 680 sports earphones will change that on the first listen. These sweat-proof, earbud 'phones deliver outstanding, high-energy Stereo Sound without the need for readjustment or the trash can.

The EarFin stability system provides a comfortable, secure fit that won't fall out during your workout. Further, the MX 680 is customizable for any size or shape ear. This will ensure long-term comfort without sacrificing support. A convenient volume adjuster keeps you in control of your tunes while a detachable extension cable lets you position your MP3 player where you want it.

The DuPont Kevlar reinforced cabling guarantees durability and flexibility where other sport headphones can't, even in cold temperatures. A sweat-proof, water-resistant construction lets you go you’re hardest during any off-season.

Engineered on legendary Sennheiser/Adidas Performance

Revolutionary EarFin holding mechanism is comfortable and stable- eliminating "falling earbuds"

Energizing, high-output sound keeps you running

Secure fit in-the-outer-ear stays put without using your hands

DuPont Kevlar reinforced cables are ultra-durable and flexible even in cold temperatures

Sweat and water-resistant construction for indoor and outdoor use during any season

Built-in volume control

Includes a detachable extension cable with clothing clip to enhance wearing comfort and eliminate tangles

Compatible with Adidas miCoach, iPhone and all iPods/MP3 players with a 1/8" (3.5mm) plug

Frequency response 18-20,000 Hz

Cable length 1.97 ft symmetrical, includes 1.97 ft extension

Impedance 16 Ohms

In the box:

MX 680 headphones

1 pair of foam earpads

3 pairs of EarFin adapters (S/M/L)

2 pairs of air cushion adapters (S/L)

2 pairs of ear sleeves

1 pair of housing rings

1 extension cable with volume control

1 Storage pouch

1 cable clip

1 instruction manual

Manufacturer's 2-year international Warranty