You can adjust the size so that it fits perfectly on your head! Handy folding design: you can store it easily in your bag! Frequency response: 20Hz-20kHz Impedance (acoustic resistance): 32 Ohm Compatible with all audio and video players with a headphones jack output.
Sensitivity of 85 dB to protect your hearing! Very light, you can take it everywhere with you. You can adjust the size so that it fits perfectly on your head! Handy folding design: you can store it easily in your bag! Frequency response: 20Hz-20kHz