1.*Work with all 3.5 audio interface devices : MP3 , 2.for smartphone, smart pad *Chargeable, Enviroment protection.

INTRODUCTION

We, Ko-Star, are committed to designing and producing high quality and stylish headphones.By more than 10 years manufactoring experience, we have organized a professional designer/engineer team for the whole production line, as well as effective and successful QC system from mould to speaker.

Music is Sans Frontieres.

1)3.5mm audio plug ,connects to Ipod,Iphone,Mp3 and most audio devices 2) built-in lithium polymer battery ,recharge through standard USB port

3)LED indicate power status4) Frequency range:90Hz - 20 kHz 5) Output :2 X 2 W6) distortion: 0.3% 1W 1KHz7) Signal to noise ratio≥60dB8)Sensitive : ≥80dB

CERTIFICATION

Chargeable portable 2.0 speaker,portable speaker