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Estimated price (community-sourced)
About the Relentless
The Dan D'Agostino Master Audio Systems Relentless is a high-end, fully balanced line preamplifier designed as the centerpiece of a reference audio system. It uses a three-chassis architecture and offers optional Digital Streaming Module (DSM) functionality for digital inputs, network streaming, and DAC playback. The model is listed at $165,000 by a retailer, while Dan D'Agostino’s own product page and a review article identify the preamplifier with DSM as a $149,500 unit plus $19,500 for the optional DSM, indicating pricing can vary by configuration and seller.
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