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  • HO-W840(15.6 Inch Touch speaking machine)

    HO-W840(15.6 Inc

    Name: round shaft type speaking lifting machineTou......

    3320
    more
  • HO-W620(Intelligent Desktop conference terminal)

    HO-W620(Intellig

    Model: HO-W620Name: Intelligent Desktop conference......

    2572
    more
  • HM-Y173SD

    HM-Y173SD

    1. Visible diagonal display size: ≥17.3 inches, p......

    1217
    more
  • HM-Y173S

    HM-Y173S

    1. Visible diagonal display size: ≥17.3 inches, p......

    1296
    more
  • HM-Y173D

    HM-Y173D

    1. Visible diagonal display size: ≥17.3 inches, p......

    1262
    more
  • HM-Y173

    HM-Y173

    1. Visible diagonal display size: ≥17.3 inches, p......

    846
    more
  • HM-Y156S

    HM-Y156S

    1. Visible diagonal display size: ≥15.6 inches, p......

    976
    more
  • HM-Y156D

    HM-Y156D

    1. Visible diagonal display size: ≥15.6 inches, p......

    902
    more
  • HM-Y156

    HM-Y156

    1. Visible diagonal display size: ≥15.6 inches, p......

    818
    more
  • HM-156SD

    HM-156SD

    1. Visible diagonal display size: ≥15.6 inches, p......

    916
    more
  • HO-BABS(Paperless management software)

    HO-BABS(Paperles

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

    921
    more
  • HO-BAB(All digital multimedia conference control host)

    HO-BAB(All digit

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

    894
    more
  • HO-BAK(Codec)

    HO-BAK(Codec)

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

    947
    more
  • HM-FUB(Multimedia conference terminal)

    HM-FUB(Multimedi

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

    836
    more
  • Lifting conference microphone

    Lifting conferen

    Mike: elevator intelligent control, manual control......

    879
    more

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
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