Enjoy the vivid clarity of sound produced from the MDR-EX310SL earphones with 13.5mm driver units. Closed type vertical in-the-ear earphones with newly developed stay-in design ensures secure fit and provides long-term wearing comfort.

• 13.5mm dynamic type driver units reproduce vocal and instrumental sound with vivid clarity
• Newly developed stay-in design for a more secure fit
• Closed type vertical in-the-ear headphones for wearing comfort
• 4 sizes of hybrid silicone rubber earbuds for secure fit and long-term wearing comfort
• 3 sizes of noise isolation earbuds for effective attenuation of ambient noise
• Carrying pouch and cord adjuster supplied