Dongguan Delong Electronic Sound Technology Co., Ltd is a company specializing in providing communication equipment solutions for contact centers. Our purpose is to help build people to people and bus...

computer headphone,computer headset,USB headphone,Call Center Headsets,MP3 earphone,MP4 earphone,earphone for cell phone,earphone for mobile phone,handsfree,handsets for mobile phone,crystal eapone,me...

IR Link corp., which is a venture enterprise, provides voice communication solutions and cloud services. Since foundation in 2000, we have provided economical and stable call center systems and servi...