About The Product:

• 5-pole audio connector. Functionality may vary between devices.

• Precision listening Block out all the noise around you wherever you are and listen to your music in all its detail.

• No noise. Only music When you're traveling, the MDR-NC31EM will effectively block out engine and other noises around you, leaving you with the best of your music

• No noise. Only music

• Precision Listening, Handsfree Calling

• Device with a 3.5 mm 5-pole audio contact

• Includes additional silicone ear tips in 3 sizes.