The Marantz SC-7S2 is a high-end stereo preamplifier that was designed to provide audiophile-quality sound reproduction. It features a dual-mono circuit design, which aids in reducing crosstalk and improving stereo separation. Built with high-grade components, the SC-7S2 is equipped with a HDMI (v1.4) Input and Output, allowing it to handle digital signals with precision. The preamplifier supports various input formats, making it versatile for different audio sources. It typically has multiple analog inputs, including both balanced (XLR) and unbalanced (RCA) connections, enhancing its adaptability for various audio setups. The construction of the unit emphasizes a solid chassis to minimize vibrations and electromagnetic interference. The front panel is designed to be user-friendly, featuring rotating knobs for volume control and input selection. The SC-7S2 also integrates a high-quality headphone amplifier, providing an option for private listening. With dimensions conducive for standard audio racks, it balances performance with aesthetic presence.