• HE-110BA

    HE-110BA

    Signal-to-noise ratio:> 75dBPower waste:≤80WInp......

  • HE-3000S

    HE-3000S

    ● support analog audio source real-time input, th......

  • HE-31DJ

    HE-31DJ

    Power dissipation:DC9V, ≤5WNetwork protocol: TCP,......

  • HE-301D

    HE-301D

    Network protocol: TCP, UDP, ARP, ICMP, IGMPNetwork......

  • HE-302D

    HE-302D

    Frequency response: 40Hz to 18KHz;Total harmonic d......

  • HE-3005

    HE-3005

    Communication interface: Standard RJ45Protocol: TC......

  • HE-3016

    HE-3016

    Input mode: short circuitSupport protocols: TCP/IP......

  • HE-3045

    HE-3045

    Controlled power supply quantity: 16 waySupport pr......

  • HE-IP60A

    HE-IP60A

    Power: 60WNetwork protocol: TCP, UDP, ARP, ICMP, I......

  • HE-IP120A

    HE-IP120A

    Power: 120WNetwork protocol: TCP, UDP, ARP, ICMP, ......

  • HE-IP240A

    HE-IP240A

    Power: 240WNetwork protocol: TCP, UDP, ARP, ICMP, ......

  • HE-IP360A

    HE-IP360A

    Power: 360WNetwork protocol: TCP, UDP, ARP, ICMP, ......

  • HE-IP500A

    HE-IP500A

    Power: 500WNetwork protocol: TCP, UDP, ARP, ICMP, ......

  • HE-IP650A

    HE-IP650A

    Power: 650WNetwork protocol: TCP, UDP, ARP, ICMP, ......

  • HE-303C

    HE-303C

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HE-303D

    HE-303D

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HM-303CB

    HM-303CB

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HE-303DB

    HE-303DB

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HE-303CG

    HE-303CG

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HE-303DG

    HE-303DG

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HE-303CBG

    HE-303CBG

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HE-303DBG

    HE-303DBG

    Power Input220V 50-60Hz ; DC24V/5ANetwork......

  • HE-3006

    HE-3006

    1. rack design, 3 inch bright LCD display (128*64)......

  • HE-APP2.0

    HE-APP2.0

    Support the installation of more than 2.2 versions......

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