Denon AHC350 In-Ear Headphones reproduce original sound with a quality that is always satisfying. The canal-type design fits snugly into your ears, reducing ambient noise and allowing you to intimately enjoy your music. An acoustic optimizer structure generates ideal acoustic characteristics by adjusting sound pressure balance around the diaphragm. Denon AHC350 In-Ear Headphones use a 9mm neodymium driver to deliver a frequency response of 20-21,000Hz. They also include three different sizes of earpieces for a comfortable, custom fit.  

FEATURES :  

• Comfortable, in-ear fit for maximum sound isolation.  
• Acoustic Optimizer technology improves dynamic bass by adjusting sound pressure balance on both sides of the diaphragm.  
• 20-21,000Hz frequency response.  
• 9mm neodymium driver.  
• 3 sets of earpieces for custom fit.