Crystal 3.1 Crystal 3.1 has a number of outlets compatible with CD players, preamplifiers, and power amplifiers, which are considered to be common configurations in audio systems, and is equipped with 3 3P outle

Crystal 3.1 Crystal 3.1 has a number of outlets compatible with CD players, preamplifiers, and power amplifiers, which are considered to be common configurations in audio systems, and is equipped with 3 3P outle