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**** Hidden Message *****内容 I need this products in all information about this:USB Headphone with MICSpeaker Driver Diameter: 40mm Sensitivity(S. P. L): 105dB +/- 3dB / mW (at 1KHz) Impedance: 32 Ohms +/- 15% Frequency Response: 20Hz 20, 000Hz Maximum Power Input: 100mW **** Hidden Message *****联系方式 Amazon Trade Comercial Exportadora E Importadora Ltd Mr. Leandro De La Torre Vicentin leandro.vicentin@amazontradebrazil.com 55-19-81111043
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