🎶 Unleash the Warmth of Vinyl! Works seamlessly with various vacuum tube models. Everything you need to get started right out of the box. Switch between 39, 42, or 45 dB for tailored sound. Miniature size fits anywhere without sacrificing quality. Transform your listening with high-fidelity audio. 12V Output Power 2 Channels 3 Gain Modes The Fosi AudioBox X2 Phono Preamp is a compact, high-quality preamplifier designed for MM turntables and phonographs. It features switchable gain modes, a 3.5mm AUX input, and compatibility with various vacuum tube models, ensuring a customizable and rich audio experience. The package includes essential components for immediate use.