• DSP3.1

    DSP3.1

    Professional 24bit digital tone modulation, analog......

  • DSP5.1

    DSP5.1

    Professional 24bit digital tone modulation, analog......

  • KI-415

    KI-415

    Functional characteristicsMusic1. music parameter ......

  • VP-4000

    VP-4000

    Double reverb simulatorThe professional front effe......

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.

MORE

Contact us

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