| Other Features | The principle of this headphone is by changing electro-acoustic signal to sound wave and transmitting to ear through plastic air tube; Can filter distortion and other noise caused by speaker; Ear needn't to close speaker avoiding magnetic radiation and discomfort caused by magnetic heat; Air tube is transparent great for hiding; Suitable for people w/ special work such as security guard; And also suitable for KTV outdoor factory shop and construction site; Suitable for cellphones w/ 3.5mm jack such as Iphone Samsung Moto Nokia and HTC etc. |