It combines the benefits of Class D efficiency (≈93 % into a 4 Ω load) with audiophile sound quality comparable to that associated with Class AB amplification. The amplifier operates over a wide supply voltage range from ±12.5 V to ±42.5 V and features low quiescent current consumption. 2. Features High output power in typical applications: The Sound Blaster E5 is a 24-bit/192kHz high resolution USB DAC and portable headphone amplifier. Built with precision audiophile components, a best-in-class 600 ohm headphone amplifier and aptX technology for Bluetooth, the Sound Blaster E5 is the perfect audio component for music lovers, whether they are on the move or beside their PC/Mac.
The NCP2704 is a cost effective audio subsystem designed for portable applications such as cellular phones and portable media players. It has been designed to cover the power audio requirements in portable equipment, including a high fidelity Class D speaker amplifier and a Class G equivalent LongPlay true ground headphone amplifier.