A5 PRO Bluetooth 5.1 HiFi Stereo Digital Amplifier — TPA3255 300W×2, Headphone 500mW@32, Multiple Modes

Compact, feature-rich A5 PRO amplifier with Bluetooth 5.1 and versatile controls. Includes a reset button, dedicated bass and treble knobs for fine tonal shaping, and a headphone output for private listening. Designed to serve as a bedroom, desktop or living-room amp with clear, powerful performance. User-serviceable op-amp section: A tempered glass access panel gives quick access for plug-and-play op-amp swaps so audiophiles can tailor the sound without opening the entire chassis. Advanced circuit and PCB design: Built around Post-Filter Feedback (PFFB) circuitry and a 4-layer immersion gold PCB, this digital amp lowers distortion, extends frequency response and improves signal integrity while aiding thermal management. Eye-catching, modern build: The compact power amp features a transparent panel and adjustable internal LED lighting with multiple color options to suit home or studio setups. High power and detailed headphone playback: Driven by the TPA3255, the A5 PRO delivers a maximum output of 300W×2 to handle demanding speaker systems, and provides 500mW@32 for precise, dynamic headphone listening. Premium components, including quality capacitors, ensure reliable, high-fidelity performance.