Sennheiser HD 2.30G On-Ear Headphones (Android Devices): Android $25 or iPhone $32

The HD 2.30 is a compact, extremely lightweight pair of headphones that makes it easy to get the most out of portable devices.
The premium mobile experience: Great Sennheiser sound, complete control over your music and phone calls. Tough enough for the street, yet extremely comfortable to wear.
For freedom of movement the HD 2.30 features a detachable single-sided cable, which has a 3-button inline remote plus microphone.
Lifelike and balanced, it delivers an impressively clear and detailed sound reproduction with a powerful and exceptional extended bass response.