Enhance your audio experience with this Class A HiFi Preamp Tone Control Board, designed to deliver warm, charming, and pure sound with exceptionally high resolution. Crafted for audiophiles and audio enthusiasts, this tone board features a Class A parallel HiFi tube preamp that ensures outstanding performance and sound quality. Key Features: · Premium Class A Parallel HiFi Tube Preamp: Provides superior audio clarity and warm tonal characteristics for an immersive listening experience. · Four Adjustable Knobs: Easily control treble, midrange, bass, and master volume to tailor your sound output precisely to your preference. · Digital Sound Remover Module: Incorporates a stable and durable design, extending the service life while maintaining consistent sound quality. · Compact and Lightweight Design: Measuring approximately 140 x 66mm (5.5 x 2.6 inches) and weighing about 133g (4.7 oz), this tone control board is easy to integrate into various audio setups. · Suitable Power Supply: Operates on AC12V-0-AC12V with a filter capacitor rated for 16V withstand voltage, ensuring reliable and safe power management. Specifications: · Item Type: Tone Board · PCB Size: Approx. 140 x 66mm / 5.5 x 2.6 inches · Product Weight: Approx. 133g / 4.7 oz · Power Supply Voltage: AC12V-0-AC12V (filter capacitor 16V withstand voltage) · Potentiometer Controls (Left to Right): Treble adjustment, Midrange adjustment, Bass adjustment, Master volume control Package Includes: · 1 x Class A HiFi Preamp Tone Control Board This HiFi preamp tone control board is an ideal choice for those seeking to refine and customize their audio output with precision and warmth. Its durable construction and advanced circuitry ensure long-lasting performance, making it a valuable addition to any high-fidelity audio system.