Joan's bookshelf shows good driving ability and control, and there is no obvious weakness and disharmony. Once again, it shows a versatile and easy-going personality and is worthy of the reputation of "the king of all kinds" in the middle-priced machine.

Music fax a5.5 combined power amplifier has good sound quality. This is a high-fidelity hiend amplifier made in Britain, which is very expensive and most people won't buy it.