• HO-1510

    HO-1510

    Discussion, voting, video and video type infrared ......

  • HO-900M

    HO-900M

    Six channel infrared language distribution systemT......

  • HO-901M

    HO-901M

    Twelve channel infrared language distribution syst......

About us

Greatwall Group administrates GUANGZHOU PRECISE SOUND ELECTRONIC MANUFACTORY and GUANGZHOU ZHUNKUAI HARDWARE MANUFACTORY.It designs, manufactures and sells pro-audio products and hardware products. Our products include professional loudspeakers, line array, power amplifiers, mixers, signal processor, amplifier cases, mixer cases, etc.

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Contact us

  • Guangzhou polyacoustic acoustics Trade Co., Ltd.
  • 4408-771-883
  • jusound@greatwallaudio.com
  • Guangzhou City, Panyu District District Shanxi road quasi