HiFi Vacuum Tube Preamp Stereo 4-way Audio Switcher Box Desktop Headphone Amp

Features:

✔ Tube preamp & Audio Switcher & Headphone Amp: 4 groups of RCA inputs, 2 groups of RCA and 3.5mm headphone jack outputs, both as audio selector and splitter, no need to plug in and out cables repeatedly; compatible with many audio devices such as computers, phones, and CD players etc., greatly improve the sound quality for your sound system.

✔ Mysterious built-in tube design: pluggable Soviet Union 6H3N tubes filter all digital feelings, the sound is warm and mellow, clear and delicate, all details will be shown vividly to provide a live listening experience; classical NE5532 op-amp, can drive most headphones easily.

✔ Independent tone knob and input selector: with separate control of treble and bass, the specific proportion components in high and low frequency can be adjusted to present music with rousing highs and deep lows. Also with the input switch knob, 4 groups of RCA inputs can be selected freely.

✔ Exquisite appearance and perfect design: proper size looks cool and attractive, vintage and warm VU meter and tubes can decorate your desktop, powerful performance bring wonderful auditory and visual enjoyment, very suitable for audiophiles who pursue HiFi music to rejuvenate their amplifiers, active speakers and headphones etc.

Warm Tips:

1. All outputs (2 groups of RCA and 3.5mm headphone jack) can output at the same time.

2. Default Soviet Union 6H3N tube, can be replaced by Beijing 6N3 / Soviet Union 6H3N-E etc.

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

Dimensons(W*D*H): 145*85*85mm / 5.71*3.35*3.35in

Package dimensions(W*D*H): 250*185*120mm / 9.84*7.28*4.72in

Net weight: 575g/1.27lb

Package weight: 900g/1.98lb

Packing List:

1*Tube Preamp

1*Power Adapter