• X-10

    X-10

    Frequency response:60Hz-20kHz(-10dB)75Hz-19kHz(±3.5dB......

  • X-10A(Active)

    X-10A(Active)

    Frequency response: 60Hz-20KHz(-10dB),75Hz-19KHz(±3.5......

  • X-10W

    X-10W

    Frequency response:45Hz-400Hz(-10dB)55Hz-300Hz(±3.5dB......

  • X-12

    X-12

    Frequency response:53Hz-20kHz(-10dB)65Hz-19kHz(±3.5dB......

  • X-12A(Active)

    X-12A(Active)

    Frequency response: 53Hz-20KHz(-10dB),65Hz-19KHz(±3.5......

  • X-12W

    X-12W

    Frequency response:42Hz-400Hz(-10dB)50Hz-300Hz(±3.5dB......

  • X-15

    X-15

    Frequency response:45Hz-20kHz(-10dB)58Hz-19kHz(±3.5dB......

  • X-15A(Active)

    X-15A(Active)

    Frequency response: 45Hz-20KHz(-10dB),58Hz-19KHz(±3.5......

  • X-15W

    X-15W

    Frequency response:40Hz-400Hz(-10dB)48Hz-300Hz(±3.5dB......

  • X-18

    X-18

    Frequency response:38Hz-400Hz(-10dB)45Hz-300Hz(±3.5dB......

  • X-18FS

    X-18FS

    Frequency response: 38Hz-400Hz(±3.5dB)Continuous po......

  • X-18W

    X-18W

    Frequency response:38Hz-400Hz(-10dB)45Hz-300Hz(±3.5dB......

  • X-218

    X-218

    Frequency response:32Hz-400Hz(-10dB)45Hz-300Hz(±3.5dB......

  • X-218A(Active)

    X-218A(Active)

    Frequency response: 32Hz-400Hz(-10dB),45Hz-300Hz(±3.5......

  • X-360

    X-360

    Frequency response:40Hz-20kHz(-10dB)48Hz-19kHz(±3.5dB......

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