high quality skull earphone for mp3 /mp4 for promotion and gift

A: Noise cancelling  earphone with excellent sound

B: With CE/ROHS/FCC certification compliance

C: Fashionable design, work with Iphone/Ipod/Ipad/MP3 and so on

D: First hand materials compliance

E: So easy to wear so great it's destined to become a favorite!

F: Advanced price and high quality for mass purchase.

G: Beautiful package for your retail.

Specification of new style studio earphone noise cancelling headset :

Model

studio  earphone noise cancelling headset

Speaker

10MM

Impedance

32 Ω

Frequency response

20Hz - 20KHz

Sensitivity

104±3dB

Power

150mw

Plug

3.5mm stereo plug

Cord length

1.2m