Fosi Audio P4 Mini HiFi Preamplifier

Fosi Audio P4 Mini HiFi Preamplifier with 3 RCA Inputs, EQ/Bypass, Treble & Bass Tone Control with Remote Control– Compact Powerhouse for Audiophile Sound

Engineered from real-world user feedback, the Fosi Audio P4 Mini HiFi Preamplifier is the ultimate control hub for any audiophile’s home audio setup. Designed as the perfect companion to the V3 amplifier, this compact preamp delivers pristine sound quality, full control, and seamless source switching in one sleek aluminum alloy chassis.

With triple RCA inputs, you can easily connect your CD player, DAC, streamer, or turntable (with built-in phono preamp), and switch between them with a single button. The dedicated Pre-Out port adds flexibility for powered subwoofers or speakers, expanding your system without compromise.

Key Features:

• HiFi Sound Precision: With an ultra-low THD+N ≤ 0.003% and SNR ≥ 110dB, enjoy crystal-clear audio and high-fidelity playback across 20Hz–20kHz (±0.1dB).

• Tone Control & Bypass: Fine-tune your bass and treble to match your listening preferences, or use tone bypass for the purest signal path.

• 3-Level Gain Adjustment: Easily match different output levels from various sources for optimal performance and dynamics.

• Remote-Controlled Convenience: Adjust volume, change inputs, or control tone from your seat with the included remote.

• Motorized Analog Volume Potentiometer: Ensures smooth, accurate volume control with minimal distortion or noise.

• Premium Build Quality: Crafted with all-aluminum CNC-machined housing for durability, style, and resistance to electromagnetic interference.

• Swappable Op-Amp Design: Allows sound signature customization for audiophiles seeking a more tailored audio experience.

Whether you're upgrading your desktop setup or enhancing your hi-fi rack, the Fosi Audio P4 offers unmatched control, sonic clarity, and versatility in a compact form factor.