iBasso D-Zero MKII Headphone Amplifier
Features:- Dual Wolfson WM8740 DAC Chips- VIA Vinyl Envy USB2.0 audio controller, takes up to 24Bit/96kHz digital signal.- OPAMP+BUF design, ensures high current output. - Takes Windows PC, MACcomputers USB digital signal (USB Soundcard), OTG audio signal from Android 4.1 or above device, digital signal from iPhone/iPad with camera kit.- Works as a DAC+AMP Combo, a standalone AMP, or a standalone DAC (Line out function). - 2-Setting Gain Switch for impedance matching. - Rechargeable Li-polymer battery with integrated charging system.- 120 hours play time when works as an AMP and 10 hours when used as a DAC.- Slim and small, it is ultra-portable design.- Pouch, USB cable, 3.5mm to 3.5mm interconnect, OTG cable, silicone strap, and warranty card. Specifications: Power Source:Built-in 4.2V Li-polymer batteryFrequency Response: 17Hz~20 KHz +/- 1.0dB (DAC), 17Hz~100 KHz +/- 1.0dB (AMP)Signal to Noise Ratio:108dB (DAC), 102dB (Amp) Total Harmonic Distortion: 0.002%@1kHz/0dB (DAC), 0.003%@