• HO-BABS(Paperless management software)


    1., support multi conference room management funct......

  • HO-BAB(All digital multimedia conference control host)

    HO-BAB(All digit

    19, standard rack type server cabinet installation......

  • HO-BAK(Codec)


    1.19 "standard rack server cabinet installati......

  • HM-FUB(Multimedia conference terminal)


    1. configuration requirements: windows7/8 or highe......

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