Naim NAPS 555 DR Power SupplyThe 555 PS DR power supply is the finest power supply in our product range. It provides a smooth, stable, and low noise foundation, which significantly enhances your listening experience when paired with any Naim Audio product. You'll be amazed at how your favorite songs and artists come to life with greater clarity, naturalness, and precision. This power supply will change your listening experience by delivering a higher dynamic range and immersing