• J-12LT


    Impedance: 8 Ω Frequency response: 250Hz-20K......

  • J-15LT


    Impedance: 8 ΩFrequency response: 250Hz-20KHzInpu......

  • J-10LT


    Impedance: 8 Ω Frequency response: 250Hz-18K......

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.


Contact us

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