SYSTEM

  • The authoritative expert in the field of matrix mixer -- Guangzhou DSPPA Audio Co., Ltd. will introduce you the introduction and working principle of matrix mixer today. Our series of high-quality products represented by 4x4 Matrix Mixer Amplifier have become a model in the industry, and buyers all over the world are welcome to wholesale and buy. A matrix mixer is an audio electronic device that routes multiple input audio signals to multiple outputs.

    2022-05-27

  • POE switch technology and advantages An authoritative expert in POE switches - Guangzhou DSPPA Audio Co., Ltd. Today, we will introduce the technology and advantages of POE switches to you. Our series of high-quality products represented by 8 Port Conference POE Switch have become industry models, and buyers from all over the world are welcome to wholesale and purchase. The mainstream PoE switches in the market have two standards, IEEE802.3af and 802.3 at, which define the power supply of 15.4W and 30W respectively. However, due to the loss in the transmission process, the actual power supply is 12.95W and 25.5W, and the rated voltage is 12.95W and 25.5W.

    2022-05-12

  • Today, your old friend Guangzhou DSPPA Audio Co., Ltd. will introduce to you the difference between PoE switches and ordinary switches. Our series of high-quality products that meet the 2 Port Conference POE Switch standards have become industry models, and buyers from all over the world are welcome to wholesale and purchase.

    2022-05-05

  • Today, your old friend Guangzhou DSPPA Audio Co., Ltd. will explain to you the working process of POE switch. Our 8 Port Conference POE Switch products are the perfect choice for you. When arranging POE switches in a network, the POE switches work as follows: Detection: At the beginning, the poe switch outputs a small voltage at the port, until it detects that the connection of the cable terminal is a power receiving device that supports the IEEE802.3af standard.

    2022-03-07

  • DSPPA production line covers all kinds of Commercial Amplifiers(China commercial amplifier)

    2022-02-23

  • An expert in the field of POE switches - Guangzhou DSPPA Audio Co., Ltd. is here to tell you what an industrial PoE switch is, and can an industrial PoE switch be used as a normal switch? PoE industrial switch refers to an industrial switch with PoE power supply, or an industrial-grade PoE switch.

    2022-02-22

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