The Fosi Audio TB10D is a high-performance Class D amplifier leveraging Texas Instruments' flagship TPA3255 chipset to deliver 300W per channel into 4Ω loads with exceptional clarity and minimal distortion. Engineered with PurePath Ultra-HD technology featuring advanced feedback design and proprietary error correction, this amplifier achieves ultra-low harmonic distortion across the entire audio spectrum for premium sound reproduction. The analog RCA inputs accommodate computers, CD players, DVDs, televisions, and laptops, while the robust 32V/5A power supply (upgradeable to 48V/10A for maximum output) efficiently drives large passive bookshelf speakers. Independent bass and treble controls enable precise tonal shaping, complemented by a minimalist aluminum chassis with interchangeable knobs in orange or grey finishes. Rear banana plug connectors accept both spade terminals and bare wire connections for flexible speaker integration. This desktop-friendly amplifier combines professional-grade amplification with straightforward operation, ideal for discerning listeners demanding uncompromising audio fidelity.