The Koss KDX300 In-Ear Headphones feature a noise isolating design with a 10-20,000Hz frequency response. The long 4.0' fabric-covered cord provides enough freedom to move around while the 3 sets of silicone cushions (small, medium, large) provide a custom fit for better noise blocking and comfort.
- Noise isolating in-ear headphones
- Small powerful speaker driver produces deep bass and clear, crisp sound
- In-ear design fits snugly and is ideal for active lifestyles
- Includes small, medium and large silicone ear cushions for customized fit
- Cloth-covered 4.0' cord with 3.5 mm plug