Nobsound HiFi Vacuum Tube Preamp Stereo 4-Way Audio Switcher with VU Meter, Headphone Amplifier, and Treble & Bass Control

High-Performance Desktop Audio Switcher and Amplifier with Warm Tube Sound for Audiophiles.

The Nobsound HiFi Vacuum Tube Preamp and 4-Way Audio Switcher combines sophisticated audio technology with vintage aesthetics to elevate your listening experience. Equipped with four RCA input channels and versatile outputs (two RCA groups and a 3.5mm headphone jack), this unit functions as both an audio selector and splitter, compatible with various audio devices like computers, phones, and CD players.

Featuring pluggable Soviet Union 6H3N tubes, the preamp delivers a warm, mellow sound profile with vivid detail, creating a live concert-like experience. The integrated NE5532 op-amp powers most headphones effortlessly. Adjust your sound with independent treble and bass control, ensuring music comes alive with rich highs and deep lows.

A sleek design, enhanced by a vintage VU meter and glowing tube accents, adds a stylish touch to your desktop. Perfect for audiophiles who value HiFi sound quality, the Nobsound preamp rejuvenates your amplifiers, active speakers, and headphones.

Parameters:

Audio input: 4 groups of RCA
Audio output: 2 groups of RCA/Headphone Jack
Frequency response: 20Hz-20kHz
Treble-Bass range: ±6dB
THD: 0.04% typically
Working voltage: 12V
SNR:100dB(20Hz-20kHz)
Input sensitivity: 0.775V
Headphone output impedance: 32-300Ω
Headphone max power: 160mW/32Ω
Dimensions (W*D*H): 145x85x85mm / 5.71x3.35x3.35in
Package dimensions (W*D*H): 250x185x120mm / 9.84x7.28x4.72in
Net weight: 575g/1.27lb
Package weight: 900g/1.98lb

Packing List:

1*Tube Preamp

1*Power Adapter