Nobsound VOL-3/V1-XLR HiFi Passive Preamp Volume Attenuator RCA/XLR Stereo Audio Volume Controller

Warm tips 1.Available in RCA and XLR Versions: Please choose the appropriate version based on your audio setup.   2.Please use high-quality cables with good shielding performance, otherwise there will be noise. 3.With no gain, no any amplification, only control the signal from the audio source to the back-end devices. 4.When the volume knob is turned to the maximum, the signal passes through without attenuation. Why use a passive preamp? Many audio sources, such as DACs and CD players, already deliver high output signals. Meanwhile, many active speakers and dedicated power amplifiers have high gain on their own, making an active preamp unnecessary. In such cases, a passive preamp is the ideal choice, as it avoids sound coloration by using no powered transistors. Features Passive Circuitry with No Gain: Engineered without active components or external power supply, the passive preamp eliminates signal coloration caused by transistors. Pure circuitry maintains original audio f