Amazon.com has a Sennheiser MX-400 Dynamic Earbud Headphones for $4.97 with Free Shipping on orders over $25.
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- Pair of lightweight earbuds for use with iPods, portable MP3 players, and more n
- Full bass reproduction is optimized for rock, pop, and other bass-heavy genres n
- 18 Hz to 20 kHz frequency response; total harmonic distortion of less than 1 percent n
- Buds fit comfortably and securely in the ear; 3-foot OFC cable with 3.5 mm plug n
- Phones weigh 0.21 ounces; 2-year warranty