P3 Tube Preamp Headphone Amplifier Home Audio Preamplifier Mini Vacuum Tube Preamp Receiver Supports Bluetooth aptX LL HD Bass and Treble Tone Control For Hi-Fi Stereo Active Speakers with RCA AUX Jac

True Tube Amplification: The preamplifier circuit boosts voltage to 54V, ensuring tubes operate at peak performance for a warm, rich listening experience. Unique preamp technology delivers pristine audio signals, faithfully reproducing clear highs, rich mids, and deep, rhythmic bass. Important Note: Remove the copper ring for easy tube installation in the P3.

Bluetooth 5.1: Equipped with the Qualcomm QCC3031 chip, the P3 preamplifier guarantees impressive wireless sound quality and low latency, supporting aptX HD and aptX LL codec formats. Additionally, the built-in manual reset button prevents accidental connections, enhancing connection reliability.

Versatile Connectivity: The P3 offers Bluetooth/RCA inputs and RCA/AUX outputs/3.5mm headphone outputs. It can help build a 2.1-channel audio system by connecting to active speakers/amplifiers and subwoofers. As a headphone amplifier, it supports headphones with impedance ranging from 16 to 300.

Premium Components: Incorporates ELNA audiophile-grade capacitors and conical A-grade potentiometers. Bass and treble controls feature center detents for precise tonal shaping. With a signal-to-noise ratio of 103dB and crosstalk of 95dB, it pairs seamlessly with the V3 amplifier from the same series to form a Hi-Fi audio system.

What you'll receive: P3 Tube Preamplifier x1, User Manual x1, 5654W Vacuum Tubes x2, 12V/1.5A Power Supply x1