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In this episode we talk with Jack Wu of Woo Audio about his new WA7 tube amplifier.

Products mentioned in the video:

• Woo Audio WA7 Fireflies portable tube headphone amplifier

Woo Audio: WA7 Fireflies - Head-Fi TV produced by Joseph Cwik and Jude Mansilla

We will occasionally post Q&A episodes of Head-Fi TV. If you want to submit any questions (or comments), you can do so via email to [email protected].