[CDP-S2] Earphone for PSP, iPod, MP3(S2)

It’s Not An Earphone, It’s REVERSE SOUND!!
Your Choice of Stressless Listening

Features:
– Prevents hearing discomfort and protects your ears from being injured.
– Provides an amazing surround effect without extra electronic devices needed.
– Allows you to hear sounds from on exterior environment thus ensuring your convenience and safety.
– Increases the sound clarity thus enabling you to hear sound much more clearly without extra electronic devices needed.
– Provides a noise reduction effect without extra electronic devices.
– Provides the best wearing comfort by different ear-bud size design.