Welcome to Visit Ningbo Yinzhou Shengguang Electronics Co., Ltd.
Exhibition content:3D printing, security products, robots, unmanned aerial photography, audition products, digital and health products, life technology products, mobile communication products and spare parts, sports technology and fitness p...Detail
2021-01-05
Noise-canceling headphones use active noise control, which is different from the passive sound insulation of general headphones. The principle is: 1. The signal microphone installed in the earphone first detects the low-frequency noise in ...Detail
2021-01-05
Add：Shanglijia Village, Yunlong Town, Yinzhou District, Ningbo City, Zhejiang Province
400：
Tel：86-574-88473092、88473786
Fax：86-574-88473710
E-mail：nbsgdz@126.com
