Audio Passive Preamp XLR RCA Volume Control Box BalancedSingle-ended Signal Switcher Pre-Amplifier HiFi Home Audio

Fully Balanced Passive Preamp HiFi Pre-Amplifier XLR RCA Volume Controller The active speakers's best choice: More and more audiophile are not satisfied with the general performance of the quality of multimedia speakers, so they selecte a professional-level active monitor speakers, but these speakers are generally not contain the volume control knob, need to be equipped with the Pre-Amplifier. Active monitoring usually for desktop near-field listening, and general HIFI preamp is too large, and the preamp sound may doesn't match with the speakers. Small size, but interface complete, support full-balanced audio signal and single-ended audio signal exchange, with input/output signal select switch. Small size, fully save the desktop space. No amplifier circuit, will not affect the sound, so you can hear the most essential sound of the speaker. Specifications: Case size: 145 *80 *45 (mm) Weight: 0.55 (Kg) Impedance: 50K? Input: RCA / XLR Output: RCA / XLR No need power supply