The technology and features music lovers demand. All of the popular McIntosh features that music lovers demand are combined in the MA7900 to make audio dreams become reality. A stainless steel chassis is the same as used on separate McIntosh preamplifiers, ensuring that the product will last for generations. The 200-watts-per-channel amplifier has enough power to properly drive virtually all loudspeaker types. Discrete, five band tone control permits manual analog adjustment of your favorite recordings and may be assigned by input or bypassed as desired.