Multiple audio inputs and outputs for convenient use: with 3 groups of stereo RCA, MM phono, Bluetooth 5.2, U-disk and FM radio inputs, perfectly compatible with most audio sources, also with input selection and dual RCA outputs, no need to plug in and out cables repeatedly. Adopting 2×6N2 and 4×6K4 vacuum tubes: as preamplification effectively filter the digital sound of common audio source, reduce noise and improve the dynamics. Keep the musical charm of tube amplifiers and make the sound harmonious and balanced, sounds warm and delicate, much softer and more listenable.
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