Huizhou City Hongsheng Communication Technology Co., Ltd. is a professional design, production and sales of special quality to meet international military communications equipment, with a bone conduction, digital voice (DSP VOX), anti-noise digital audio and many other world-class control processing technology, the main include: bone conduction (digital voice) wireless communication helmet, bone conduction digital fire control anti-noise headphones, bone conduction headset dedicated digital anti-noise masks, 3M earmuffs special noise reduction headsets, digital anti-noise stealth wireless headset, digital Bluetooth wireless headset Digital voice PTT unit, walkie-talkie ear hook headphones, walkie-talkies and transparent sound tube headset and other products. The company focuses on serving.. (more>>)