Audio Research M300 MKII Monoblocks Class A Tube Amplifiers

Up for sale is a stunning pair of Audio Research M300 MKII monoblock amplifiers, a true statement piece in high-end tube audio. These amps are in flawless cosmetic and functional condition, meticulously cared for in a smoke-free environment. They include original factory packaging and have been exceptionally well preserved-hard to find in this condition, especially as a complete set.

This is the performance and character Audio Research is known for. Everything is fully original with no modifications or repairs. Flawless cosmetic and working condition. Sylvania tubes with low hours. Renowned for powerful, clean, and dynamic tube sound.

These M300s are known for their authority, clarity, and control-delivering massive power with refined tube warmth and precision. Also available: a matching silver pair (separate listing or inquire for bundle deal). Feel free to reach out with questions or for additional photos.