... to use 4. CE, ROHS, FCC hot sell good quality new technology best price two-way radio earphone 1.Talk and speak ... HXKK Technology LimitedHXKK founded at 2004, localed in Long hua,BaoAn,Shenzhen, there are more than 400 workers in our factory, Our main product ... world,our main market is European, Asia, Middle east countries, China most main city have our sevice department. HXKK is a ...