Sophia Electric’s New Standard Production 300B Tube
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Introducing Sophia Electric’s New Standard Production 300B Tube
A hidden treasure among 300B tubes — this new design delivers the sweet, mellow 300B sound that music lovers cherish, combined with long life and an affordable price.
Price :
Option 1: $699.99 USD per Grade A matched pair with a one-year warranty.
Option 2: $599.99 USD per Grade A matched pair with a 30-day warranty.
Option 3: $599.99 USD per Grade B matched pair with a one-year warranty.
Option 4: $499.99 USD per Grade B matched pair with a 30-day warranty.
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