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Sennheiser Adidas Sports CX 680i 1/8 inch (3.5mm) iPhone compatible Connector In-Ear Earphone with Remote

In stock.
Ships from United States.
Most customers receive within 7-9 days.
  • 18Hz-20KHz
  • 1/8 inch (3.5mm) iPhone compatible Connector
  • 3.9 ft. (symmetrical) Cord Length

Learn more about the Sennheiser Electronic corp. CX 680i

Brand Sennheiser
Series Adidas Sports
Model CX 680i
Type Sport
Frequency Response 18Hz-20KHz
THD <0.5%
Input Impedance 16 ohms
Sensitivity 120 dB (SPL)
Connector 1/8 inch (3.5mm) iPhone compatible
Ear Coupling In-Ear
Cord Length 3.9 ft. (symmetrical)
Weight 0.35 oz. (without cable)
Features Engineered on legendary Sennheiser/adidas Performance specifically for Apple iPhone, iPod and iPad series

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

Energizing, high-output sound keeps you running

Secure fit in-the-ear canal fit blocks noise

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 3 button control and mic for management of calls and music

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

Built-tough with a 2 YEAR warranty!
Package Contents
Package Contents CX 680 earphone

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

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

1 pair of housing covers

1 pair of diaphragm guards

1 cleaning tool

1 storage pouch

1 cable clip

1 instruction manual
Additional Information
Date First Available August 12, 2020

Warranty & Returns

Warranty, Returns, And Additional Information


  • Limited Warranty period (parts): 2 years
  • Limited Warranty period (labor): 2 years
  • Read full details

Return Policies