by {0}Shenzhen Alex Technology Co., Ltd. Custom manufacturer
{0} years
Guangdong, China
Main categories: Air Conduction Headphone, Bone Conduction Headphones, Bluetooth Glasses, Hearing Headphones
Ranked #1 quick response in Sports Earphones & Headphones
Testing instruments (13)Patents awarded (9)Annual export US $1,187,250Years in industry(10) 
