• DH-16

    DH-16

    Input characteristicInput interfaceInput impedance......

  • DH-24

    DH-24

    Input characteristicInput interfaceInput impedance......

  • DH-32

    DH-32

    Input characteristicInput interfaceInput impedance......

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