Sound quality is good and output is fulfilling the need to boost the source that causes the amplifier to provide the gain I wanted.

It's not going to be able to work as a main amplifier

It's a good little amplifier that can be easily hidden behind other equipment.

This pre-amplifier is just right for our use: taking a line-level signal from our house sound and transmitting it over 100 feet of 16ga cable to our video board