gisenaudio.com,4 channel dsp amplifier,Guangzhou Gisen Audio Equipment Factory is always proud of 4 channel dsp amplifier for being highly appraised by many international brands we have cooperated. Since its launch, the product has been viewed as the industry example with its exquisite workmanship and long-term stability. It is also the spotlight in the exhibitions. As dynamic adjustment is conducted, the product is ready to suit the latest demands and has more potential prospects. Gisen provides 4 channel dsp amplifier products that are selling well in United States, Arabic,Turkey,Japan,German,Portuguese,polish,Korean,Spanish,India,French,Italian,Russian,etc. Gisen,Our company main produces surround system amplifier,best stereo power amplifier,best value stereo amplifier.