澳门葡京黄色网站_官网(欢迎您)

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To provide customers with a full range of ODM/OEM services
We have an excellent team to lay a solid foundation for the company’s long-term development; at the same time, we focus on the introduction and cultivation of talents, and enhance the technology and quality of our products by continuously strengthening our research and development capabilities.
Provide customers with a full range of ODM/OEM services; from product planning, design, production to final product promotion,
Provide complete acoustic product integration solutions based on customer’s market needs.
Partner
oppovivocoolpadoneplus
爱奇艺京东锤子realme
小天才酷狗promate
卓普
Common problem
  • How to buy headphones?
  • What is the impedance of the headphones?
  • What is the frequency response range of the headphones?
  • What is the sensitivity of the headphones?
  • What is the harmonic distortion of the headphones?
  • What is a high fidelity headset?
Download Center
  • Downtime assistant download
  • non-destructive test source download
© 2008-2019 Jiangxi Risound Electronics Co.,Ltd all rights reserved 赣ICP00000000
Technical Support:EBMS Company Address:No.271, Innovation Avenue, Jinggangshan Economic and Technological Development Zone, Ji'an City, Jiangxi Province
澳门葡京黄色网站
Baidu
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