Overview: Cute strawberry designed Lightweight, easy to take along in your pocket or bags Soft rubber is on the surface of earphone, make you feel more comfortable Impedance: 32 ohm Maximum Power: 15 mw Sensitivity: 118db Frequency Response: 20 Hz to 20 KHz Excellent sound quality! Stereo sounds, blocks out outside noise, amplifies music; enhance bass tones Compatible for PSP / NDS / Apple iPod / Laptop /PC amp; Others MP3 / MP4 Player Cable length: 1.1m You can select from red & violet. Specification: Weight Approx: 17.6g Size Approx: 11 x 3 x 0.6