• MA-6EX

    MA-6EX

    Frequency Response :58Hz-16KHz(-10dB),75Hz-13KHz(±3......

  • MA12EX

    MA12EX

    Frequency Response :58Hz-16KHz(-10dB),75Hz-13KHz(±3......

  • MA-062EX

    MA-062EX

    Frequency Response :40Hz-20KHz(-10dB),60Hz-18KHz(±4......

  • MA-122EX

    MA-122EX

    Frequency Response :55Hz-20KHz(-10dB),72Hz-18KHz(±3......

  • MA-162EX

    MA-162EX

    Model:MA-162EXNominal impedance:8Ω Frequency r......

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