<br />Wholesale headphone style and color to meet the needs of different customers. Type of outdoor light weight headband for PC users, with 30mm driver unit and a microphone in the line. Light weight headband type headset outdoors with comfortable fit in the line of the type of dynamic microphone, the driver of the outdoor unit 30mm, dome type Sensitivity 102dBmW power the ability to deal with 1000 mW Impedance 24 Ohm Frequency response at 1kHz 14 - 22,000 Hz Cord almost length. Plug 1.2M Mini stereo gold-plated plug for headphone, gold-plated Mini plug for the microphone plug Weight without cord Approx. 60g unit type of frequency-range electret condenser 20 to 20,000 Hz and assure you with guarantee shipping and no customs duty issue. If your order is being taken by customs we will refund or re-sent. We hope to do business with a long-term reliable and honest buyers and importers.