Sony has redefined sound with the lightweight PFR-V1 Personal Field Speaker. As the first in the industry to separate bass from mid & treble frequencies, Sony has introduced better sound to the audiophile. The die-cast aluminum speakers appear to float near your ears while the silicon rubber fittings position the sphere in a way that delivers music toward your ear, much like a concert hall. superb concert-hall quality sound reproduction Unique sphere speakers perfectly positioned by listener&0s ear Comfortable fit with no ear pressure Unique Sphere Speaker Worn as headphones, the spheres recreate two perfectly positioned speakers, resulting in a one-of-a-kind audio experience. With ultra large 21mm drivers, the PFR-V1&0s produce an extended frequency playback of 35 to 25 K Hz for impressive sound reproduction. Home Entertainment The PFR-V1 deliver perfect video & gaming audio plus superb concert-hall quality sound whether you're listening to music, watching movies or gaming on your PLAYSTATION®3. This makes them ideal for all your In-Home entertainment needs. Pure Bass By using the extended Bass reflex duct the PFR-V1 Speakers give you a bass sound that goes directly into your ear & even means that you can feel it without high volumes. Real Sound When you listen to headphones you can get a great sound but headphones tend to give you a different sound characteristic then listening to a live performance or good speakers. The open sound design delivers the sound without ear pressure that is created by more traditional headphones that push the sound into your ears. The PFR-V1 Field Speakers gives you sound more like being in a concert hall than traditional headphones. Neodymium Magnet Neodymium magnet type is a stronger magnet that allows for the bass to be deeper & more powerful than traditionally used magnets.