Dear business, our shop is a factory directly operated shop currently professional services overseas e-commerce customers, institutions industry headphone customization, audio and video students headphone customization OEM. For individual retail, please buy from flagship stores of domestic e-commerce platforms. Thank you for your support. Special declaration: our shop all products accept custom, OEM,ODM welcome to consult. I look forward to working with you to develop overseas markets. Contact person: Mr. Xiao







 

电音Danyin D3000中小学英语学习/艺术素养测评/电教专用耳机  耳机参数

麦克风：

咪头尺寸/Mic Dimensions             Ф9.7*4.5mm

方向性/Directivity                          单指向/Single Directivity

灵敏度 /Sensitivity                         -44±3db

阻抗/ Impedance                           ≤ 2.2KΩ

喇叭/Speaker:

直径/Driver Diameter                     Ø40mm

阻抗/ Impedance                            32Ω

频率响应/ Frequency Response     20Hz-20kHz

输出声压（S.P.L）                          ≤85dB

插头/Plug Type                             ￠3.5mm四级附赠1转2的转接头

线长/Cord Length                          ≥2.3meters

净重/Net Weight                            ≥170g

•购买须知：

1、厂家货源保障 厂家一手货源，质量与价格有保障。
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