Sennheiser MX 371 In-Ear Stereo Headphones with Powerful Bass
[MX371]

The MX 371 are bass driven earbud headphones designed for your MP3 or iTunes collection on your portable media player. They feature a high performance dynamic driver system that reproduces wide dynamics and extra bass response for modern music. They, along with your iPod Nano (4G), fit in the included storage pouch.

Manufacturer Part Number: MX371