Nocs NS600 Crush
While they're a little pricey, the Nocs NS600 Crush are comfortably lightweight earbuds that sound very good and offer strong bass performance.
Apple EarPods ( with Remote and Mic, White)
Apple's EarPods offer much-improved sound over the previous standard-issue earbuds, but they won't fit all ears equally well -- and that fit will determine whether you think they're great or just so-so.
Velodyne vPulse ( Black)
While some folks may encounter come comfort issues, the Velodyne vPulse in-ear headphones offer excellent sound for the money and will particularly appeal to bass lovers.
Plantronics M55 Bluetooth Headset
Low-priced and extremely small, the $49 Plantronics M55 is a discreet and stylish budget earpiece, but there are better options for noisy outdoor environments.
MEElectronics A151 ( Black)
At around $50 online, the MEElectronics A151s are among the most affordable balanced-armature earphones out there and deliver very good sound for the money.
Plantronics M155 MARQUE Bluetooth Headset ( Black)
The Plantronics Marque M155 is an attractive and comfortable Bluetooth headset that complements the iPhone's style, and works well as long as you keep it to indoor usage.
Etymotic ER-4PT MicroPro
While the Etymotic ER-4PTs have less low-end oomph than some competing earphones in this price class, they deliver excellent sound with very accurate tonal balance.
Phonak Audeo Perfect Bass 022 Earphones ( with Microphone, Black)
The Audeo Perfect Fit Earphones PFE 022 + Mic are a solid choice for iPhone owners who desire balanced audio and a light, compact design.
Plantronics Savor M1100 Bluetooth Headset
The Plantronics Savor M1100 is a powerful little headset with great features, excellent audio quality, and an affordable price tag to boot.
Urbanears Medis ( Grape)
Ingenuity is evident in the design of Urbanears' Medis earphones, but their performance doesn't match up.