The FD series is already the second generation of the entire lineup, dedicated to providing mini-sized, medium to high-power Class-D amplifieroroducts. The entire series adopts IR's Class-D solution, with a discrete power transistor amplification design that has suficient driving capabilitysymmetric current design, further enhancing the efficiency and thermal stability of the amplifier. With high power, high eficiency, low distortionand compact size, it is well-loved by consumers.