Audioquest DragonFly Series USB DAC + Preamp + Headphone Amp - DragonFly Red

• USB Stick-Sized Digital-to-Analog Converter
• Plays all music files: MP3 to high-res
• Compatible with Apple and Windows PCs, as well as iOS and Android mobile devices (requires Apple Camera Adapter or Made for Android/OTG adaptor)
• Drives headphones directly
• Fixed output feeds preamp or AV receiver
• Asynchronous transfer ensures digital timing integrity
• High output (2.1 volts) drives almost all headphones, including power-hungry models
• 32-bit ESS 9016 DAC with minimum-phase filter
• Bit-perfect digital volume control