• PS-8

    PS-8

    Nominal impedance:8Ω Frequency response:65Hz-1......

  • PS-10

    PS-10

    Nominal impedance:8Ω Frequency response:62Hz-1......

  • PS-12

    PS-12

    Frequency response:52Hz-20KHz(-10dB)55Hz-19.5KHz(±......

  • PS-15

    PS-15

    Frequency response:47Hz-20KHz(-10dB)50Hz-19.5KHz(±......

  • PS-15III

    PS-15III

    Frequency response:47Hz-20KHz(-10dB)50Hz-19.5KHz(±......

  • PS-18W(Active)

    PS-18W(Active)

    Nominal impedance:8Ω Frequency response:43Hz-1......

  • PS-215W(Active)

    PS-215W(Active)

    Nominal impedance:4Ω Frequency response:40Hz-2......

  • PS-218W

    PS-218W

    Nominal impedance:4Ω Frequency response:35Hz-2......

  • PS-2150(Active)

    PS-2150(Active)

    Nominal impedance:4Ω Frequency response:47Hz-1......

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