Features:

1. Stereo Headphones for cancelling noise， gives isolated，concert-like sound effect.
2. Hi-fi speakers make the high frequency sound clear.
3. Rich bass make acoustically tuned become more balanced.
4. Adjustable headband，In-cord mute and volume control for free control.
5. Soft cushioned earplugs for maximum all-day used comfort.
6. Bending resistance high quality cable make it durable and reliable.
7. Ergonomic design let you become more fashionable.
8. 3.5mm plug compatible with any music device using 3.5mm port，including desktop， notebook， player， MP3/MP4， iphone， ipad，tablet and etc.

Headphone Specifications:
1.Frequency: 20-20，000Hz
2.Sensitivity: 91dB S.P.L.atlk H Z ±2%
3.Impedance: 32Ohm
4.Max. Input Power: 100mw

Microphone Specifications:
1.Plug: 3.5mm Stereo
2.Cord Length: 2.0m ±3%

Package Contents:
1 x 3.5mm Port Stereo Headphone

Warning:
Adjust headphones sound to the proper volume. Loud sound may damage your ears. For traffic safely， never use the headphone while riding a bicycle， motor bike， or while driving a car. It is dangerous to increase the volume too much because you cannot hear external sounds. Take great care about traffic around you.