6J5 Vacuum Tube Amplifier Preamplifier BT Preamp AMP with s Treble Bass Tone Adjustment Function for Home Sound Theater

This amplifier adopts 6J5 electronic tube and fine-quality NE5532, and BT4.2 version do not port APTX function. The main filter acitor adopts 470UF/25V, and the coupling acitor adopts 1UF acitor. The PCB adopts 1.6mm thickness double-sided sheet, 2.0ounce copper thickness, and the whole process of tin-spraying ensures the fine passing performance of the current. Specifications: Name: Preamp Material: printed circuit board Color: black, silver (optional) Power plys: DC12V Item size: 137 * 104 * 41mm / 5.39 * 4.09 * 1.61in Package size: 250 * 200 * 70mm / 9.84 * 7.87 * 2.76in Package weight: 500g / 1.10lb Packing List: 1 * Preamp

• Using 6J5 electronic tube and fine-quality NE5532, and BT4.2 version do not port APTX function.
• The main filter acitor adopts 470UF/25V, and the coupling acitor adopts 1UF acitor.
• The resistor uses a high precise chip resistor, and first-class printed circuit board quality.
• The printed circuit board adopts 1.6mm thickness double-sided sheet, 2.0ounce copper thickness, and the whole process of tin-spraying ensures the fine passing performance of the current.
• The layout of board is reasonable, beautiful, and with small current noise.