Each procedure in the manufacture of class d power amplifier must comply with the appropriate production standards. Standard and production quality tests are often rigorous and controlled in their own production. Production standardization helps manufacturers quantify their productivity.

Guangzhou Gisen Audio Equipment Factory is a senior company classified as producing professional power amplifier. professional power amplifier is the main product of Gisen Audio. It is diverse in variety. Gisen Audio home cinema amplifier has been tested with regard to many aspects, including testing for contaminants and harmful substances, testing for material resistance to bacteria and fungi, and testing for VOC and formaldehyde emission. Its surface is well processed by a layer of paint to resist rust. The product is unparalleled when it comes to quality, long-lasting performance and durability. It can function for a long period of time with sufficient power.

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