【???? ???? ????????????/?????????? ?????? ???????????? ????????????】: Equipped with the powerful and proven ESS ES9038Q2M and XU208 chip, DS400 is capable of decoding Up to 768kHz/32 bit and DSD64-DSD512. DS400's dual crystal oscillators ensure that any digital audio signals being fed into the DAC are exactly correct for further enhanced sound quality.
【??????????????/?????????????? ?????????????? ????????】: Supports 3.5mm single-ended and 4.4mm balanced headphone out/RCA line-out outputs, with optical and coaxial outs. Compatible with various OSes like Android/iOS/Windows7/10.
【?????????????? ???????? ????-?????? ????????????】Can easily handle any low or high impedance headphones. With volume adjustment, DS400 portable headphone amplifier allows you to smoothly adjust the volume at extremely fine increments without any undesirable noise or channel imbalances.
【????????-?? ?????? ??????????】:Only one line（USB OTG line） is required to complete all the inputs, no additional lines are required. Allowing you to connect to speaker systems, amplifiers, or other external decoders. Note: The input cannot be completed if your USB line does not have an OTG function, such as the original data line of the iPhone.
【???????????????????????? ?????? ?????????? ??????????】: Optimized active low-pass and BASS circuit designs ensure lower noise floor in any situation. the amp implements overvoltage protection (OVP) and a double-filter circuit to ensure power supply stability, while the digital and analog audio circuits each get their own power supply to greatly reduce crosstalk.– this is true high-fidelity sound.
