HiFi Vacuum Tube Preamp Stereo 4-Way Audio Switcher Box Desktop Headphone Amplifier (SA-1000)

Vacuum Tube Preamp & Audio Switcher & Headphone Amplifier: With four RCA inputs, two RCA and one 3.5mm headphone jack outputs, it functions as both an audio selector and splitter, eliminating the need for repeated plugging and unplugging of cables. Compatible with many audio devices, including computers, smartphones, and CD players, it significantly improves the sound quality of your sound system. Mysterious Vacuum Tube Built-in Design: The pluggable Soviet Union 6H3N tube filters out all digital noise, resulting in a warm, mellow sound with clear, delicate detail, vividly displaying every detail for a live listening experience. The classic NE5532 op-amp makes headphones almost effortless. Independent Tone Knob and Input Selector: Separate controls for treble and bass allow you to adjust the specific ratio of treble and bass components to enhance your music with stimulating treble and deep bass. You can also use the input switch knob to freely select between the four RCA inputs. Exquisite appearance and stunning design: The appropriate size makes it look cool and attractive, the vintage and warm VU meter and tube can decorate your desktop, the powerful performance brings you wonderful auditory and visual enjoyment.