Do you hear a background noise in your audio system? An irritating sound that you can't explain? A rough, grainy tone? It could simply be due to the power supply. Upgrade with the iPower2 power supply from iFi Audio to provide your system's circuits with ultra-quiet, ultra-clean power in audiophile quality. The iPower2 power supply is equipped with high-quality components and robust wiring to effectively suppress output and input noise and ensure stable power delivery. With iFi's Active Noise Cancellation II technology, which suppresses all incoming EMI and RFI interference, you no longer have to worry about noise and graininess. The iPower2 power supply is more than ten times quieter than most audiophile power supplies. It has an output voltage of 5 volts and a maximum output current of 2.5 amperes. It is capable of powering a wide range of audio devices with sufficient power and delivering consistent sound quality. To ensure that the iPower2 can be used with a variety of devices, five different adapter plugs are included, including an adapter with reverse polarity for professional audio products. Use the iPower2 with DACs, preamps, amplifiers, and streamers. The iPower2 power supply is not only suitable for audio systems but for all devices that benefit from a clean, stable power supply. For example, for photographers, the iPower2 is interesting as it solves the annoying problem of flickering LED lights. With constant current and constant voltage, the iPower2 power supply ensures that the power supply to your LED system remains stable, regardless of fluctuations in the AC supply from the outlet.