
Note that it cannot match the performance of a full-size amp. For the price, it still deserves five stars. I used it for four hours on Sunday and I'm just listening. It only gets a little warm and the Bluetooth sound is solid music and no hiss. It's a shame I didn't discover this product sooner. I like to use Bluetooth and have some old speakers laying around. For a fixed location like an office, this [plus your good speakers] beats a Bluetooth speaker in sound quality and price. I did not purchase a Revain power supply. I'm using a power adapter from an old laptop. I set it to 18 volts because I know nothing about volts and amps. I've read bad reviews about RF emissions and heat for similar products. I have no problems with this block. I also like the small size. I don't have room for a full size receive amp in my setup but it works.

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