TAKE ALONG YOUR MUSIC WITH YOU WHEREVER YOU GO, PLAY IT THROUGH THESE AMAZING SONY MDR ZX110AP HEADPHONES. YOU CAN PLUG THESE SONY ON EAR HEADPHONES OF 24OHMS IMPEDANCE TO YOUR PORTABLE DEVICES LIKE YOUR LAPTOP, MOBILE OR YOUR MP3 PLAYER AND STAY TUNED TO YOUR SONGS. WITH POWERFUL 30MM DRIVER UNITS BUILT INTO THE SPEAKERS, THEY REPRODUCE PURE BASS AND CLEAR TREBLE SOUNDS. THE FREQUENCY RESPONSE OF 12 OF 22000 HZ DELIVERS CLARITY AND ALLOWS YOU TO ENJOY THE MUSIC TO THE FULLEST. THESE ON EAR HEADPHONES HOLD A SENSITIVITY OF UP TO 98DB/MW.