These headphones from Apple feature great sound
quality and bass response, as well as enhanced sound.
With three differenet sized caps, you get a snug
comfortable fit for ears big and small. Compatible
with all iPod, iPod nano and iPod shuffle models as well as any other audio device
with a standard 3.5mm output jack.
Model M9394G/B
BoxWave miniBuds Headphones
BoxWave's miniBuds Headphones provide great sound without all the fuss. Just pull out the miniBuds to the length you want - maximum of 41 inches - listen to your iPod, and retract the miniBuds to their small, pocketable form. Features include frequency response of 20Hz to 20,000Hz, neodymium drivers, gold-plated headphone prong, and more. Available in both black (shown) and white.
JLab Audio JBud Earbuds
If you're looking for affordable noise canceling earbuds, look no further than JLab Audio's JBuds. These Hi-Fi earbuds sound great without breaking the bank, and come in both black and white to better match your particular iPod. Includes 3 pairs of silicone earbud tips in small, medium, and large to assure the perfect fit. 4-foot cable.
Model JBDB (Black) or JBDW (White)
Logitech Noise Canceling Headphones
Enjoy iPod audio without outside interruptions with these Logitech Noise Canceling Headphones. Logitech's SilentSound noise canceling technology reduces outside distractions over a wide frequency range, while large 40mm neodymium drivers produce crisp, dynamic sound. The detachable 6' audio cable and folding design make storing and carrying the Logitech Noise Canceling Headphones a snap. Perfect for travel, the Noise Canceling Headphones also include an adapter for airplane audio systems and a protective carrying case so you can stow them in your carry-on.
Model 980409-0403
Sony MDR-NC6 Noise Canceling Headphones
Small enough to keep with you at all times and ideal for achieving peace and quiet in planes, trains, buses, and cars, Sony's MDR-NC6 noise-canceling over-ear headphones reduce perceived outside noise by more than 70 percent (up to 10 dB at 300 Hz) so you can hear musical nuances against a quieter background. It's especially effective on noises like air-conditioning systems, freeway rumble, and airplane engines.
The switchable noise-canceling circuitry runs for approximately 30 hours on a single AAA alkaline battery. When noise canceling is off, the headphones continue to function for standard music listening. The headphones' neodymium-magnet diaphragms deliver powerful sound. The headphones and their swiveling earcups fold for easy storage, and a special supplied adapter facilitates use of the headphones with an airplane's audio system.
Shure
E2C-n Sound Isolating Earphones
Featuring Dynamic MicroDriver technology that delivers a full frequency soundstage originally developed for professional musicians, the E2CN is ideal ideal for enhancing your listening experience with iPod, portable MP3, DVD, CD players or other audio sources. An included selection of interchangeable sleeves allows for a comfortable, personalized fit. Plus, the E2CN ships with an zippered carring case for easy storage. The E2CN's in ear design works like an earplug to block background noise naturally. This enables you to listen comfortably at lower volumes, even in loud environments. And unlike bulky headphones utilizing active noise cancellation technology, no artifacts are introduced into your listening experience. Sound isolating earphones are also much smaller and don't require batteries.
Etymotic ER-4 MicroPro Earbuds
The ER-4 MicroPro earphones from Etymotic are the next best thing to live music, with noise isolation far surpassing that of active-noise-reduction earphones. The ER-4's require no batteries, and can be plugged into any audio source. Their 20-25 dB of external noise exclusion allows you to hear the full dynamic range of recordings without having to play them at unnaturally high and unsafe levels.
They're a bit pricey, but they're the solution for the true audiophile.
If you're looking for affordable noise canceling earbuds, look no further than JLab Audio's JBuds. These Hi-Fi earbuds sound great without breaking the bank, and come in both black and white to better match your particular iPod. Includes 3 pairs of silicone earbud tips in small, medium, and large to assure the perfect fit. 4-foot cable. 
Featuring Dynamic MicroDriver technology that delivers a full frequency soundstage originally developed for professional musicians, the E2CN is ideal ideal for enhancing your listening experience with iPod, portable MP3, DVD, CD players or other audio sources. An included selection of interchangeable sleeves allows for a comfortable, personalized fit. Plus, the E2CN ships with an zippered carring case for easy storage. The E2CN's in ear design works like an earplug to block background noise naturally. This enables you to listen comfortably at lower volumes, even in loud environments. And unlike bulky headphones utilizing active noise cancellation technology, no artifacts are introduced into your listening experience. Sound isolating earphones are also much smaller and don't require batteries. 
