• BE-05

    BE-05

    Nominal impedance:8Ω Frequency response:85Hz-1......

  • BE-06

    BE-06

    Nominal impedance:8Ω Frequency response:85Hz-1......

  • BE-08

    BE-08

    Nominal impedance:8Ω Frequency response:60Hz-2......

  • CA-2

    CA-2

    Impedance: HF/MF:8, LF:4Frequency response: 46Hz-2......

  • CA-007(ACTIVE)

    CA-007(ACTIVE)

    Nominal impedance:16ΩFrequency response: 200Hz-20K......

  • CA-08

    CA-08

    Impedance: 8 ΩFrequency: 75HZ-20HZRated power: 25......

  • CA-0010(Active)

    CA-0010(Active)

    Nominal impedance:4Ω Frequency response:120Hz-......

  • CA-18S

    CA-18S

    Frequency response: 35Hz-220Hz (-10dB)40Hz-200Hz (......

  • CA-18W

    CA-18W

    Impedance: 8 ΩFrequency response: 35Hz-250HzInput......

  • CA-28W

    CA-28W

    Impedance: 4 ΩFrequency response: 40Hz-200HzInput......

  • CA-208F

    CA-208F

    Frequency response: 70Hz-20KHz (-10dB)80Hz-19KHz (......

  • CA-215B

    CA-215B

    Nominal impedance:4Ω Frequency response:30Hz-2......

  • CA-218T

    CA-218T

    Nominal impedance:4Ω Frequency response:28Hz-4......

  • CA-2212(Active)

    CA-2212(Active)

    Nominal impedance:HF/MF:8Ω;LF:4Ω Frequency r......

  • CA-2712

    CA-2712

    Nominal impedance:HF/MF:16Ω;LF:4Ω Frequency ......

  • CA-2812

    CA-2812

    Nominal impedance: HF/MF:16, LF:4Frequency respons......

  • W-7L

    W-7L

    Nominal impedance:16ΩFrequency response: 200Hz-20K......

  • W-8L

    W-8L

    Nominal impedance:16Ω Frequency response:150Hz......

  • W-10L

    W-10L

    Nominal impedance:8ΩFrequency response: 140Hz-19.5......

  • W-15LB

    W-15LB

    Frequency response: 30Hz-200HzContinuous power: 50......

  • W-18LB

    W-18LB

    Nominal impedance:8Ω Frequency response:35Hz-2......

  • VX-15

    VX-15

    Nominal impedance:8ΩFrequency response: 33Hz-250Hz......

  • VX-18

    VX-18

    Nominal impedance:8ΩFrequency response: 30Hz-250Hz......

  • VX-18II

    VX-18II

    Nominal impedance:8ΩFrequency response: 30Hz-250Hz......

  • VX-218

    VX-218

    Frequency response:28Hz-400Hz(-10dB),30Hz-300Hz(±3.5dB......

  • VX310A  VX215

    VX310A VX215

    VX-215Frequency response:30Hz-160Hz(-10dB)35Hz-150Hz......

  • VX-700

    VX-700

    Nominal impedance:16ΩFrequency response: 190Hz-20K......

  • VX-800

    VX-800

    Nominal impedance:16ΩFrequency response: 140Hz-20K......

  • VX915S  VX928LA

    VX915S VX928LA

    VX-915SSystem Type : 15” subwooferFrequency respo......

  • VX918S  VX932LA

    VX918S VX932LA

    VX-918SSystem Type : 18” subwooferFrequency respo......

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