Experience unparalleled audio quality with the XDuoo TA20 Plus Balanced Tube Headphone Amplifier. This high-performance amplifier is designed for audiophiles who crave superior sound and exceptional craftsmanship. Fully Balanced Circuit: The XDuoo TA20 Plus features a fully balanced circuit from input to output. This design significantly enhances crosstalk, resolution, sound field, and signal-to-noise ratio (SNR), ensuring a pristine and immersive listening experience. 5Z4P Tube Rectification: Equipped with a 5Z4P tube for rectification, this amplifier delivers a classic "tube" sound. The result is a warm, rich audio profile that adds depth and character to your music, making every listening session a delight. Double 12AU7 Tube Amplification: The use of double 12AU7 tubes to amplify the audio signal ensures a sweet and refined sound. This setup enhances the musicality and smoothness of your audio, allowing you to enjoy every nuance and detail. Versatile Output Options: With both 4.4mm balanced and 6.35mm headphone outputs, the TA20 Plus offers flexibility and compatibility with a wide range of headphones. Whether you prefer balanced or unbalanced connections, this amplifier has you covered. Elevate your audio experience with the XDuoo TA20 Plus Balanced Tube Headphone Amplifier. Its combination of advanced technology and classic tube warmth makes it the perfect choice for discerning listeners seeking high-fidelity sound. Enjoy the perfect blend of precision and musicality with every note.