Guangzhou Gisen Audio Equipment Factory records a pass rate of over 98 percent in every completed product evaluation. This is proof about the outcomes of superior management. We attach great value to the superior control over substances. Histories about our suppliers are all examined, to determine their product reliability. We're well known by customers and end users, as a result of the premium quality products.

By virtue of strong R&D capability and home power amp, Gisen Audio takes a leading role in global toroidal transformer amplifier market. Gisen Audio's dsp amplifier series contains multiple sub-products. A complete production planned is made before production to ensure that Gisen Audio 4 channel dsp amplifier is produced efficiently and accurately. The clipping limiter is designed to strengthen the protection of the loudspeaker.  The product is safe enough. No chemical substances or gases will be released or emitted which will be mixed with the pool water. No matter there is a short circuit or long-time full-load working, it can quickly stop working for security.

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