Cyrus X200 & X300 Mono Power Amplifiers 22 Sep 2010 Cyrus Audio are about to launch two new mono power amplifiers, the most powerful Cyrus has developed to date. Both models are based on their generation Zero Global Feedback platform that incorporates the newest advances in component technology. Both models are available from sometime in October, 2010. More detail over at our audio forum CYRUS HiFi AMPLIFIER AUDIO power mono X200 X300 Share: Posted in News