Feature●♬ To get even better sound quality, TOPPING abandon the built-in DAC of QCC5125 and connect its digital signal to ES9038Q2M to decode.●♬ The DX3Pro+ uses 2nd generation 8 core XMOS XU208, USB supports up to PCM32bit/768kHz and DSD512 native.●♬ The new DX3Pro+ has the NFCA circuit optimized for this unit, giving the ultra low noise and distortion.●♬ This provides pristine sound quality. With careful engineering and attention to details from out engineering team, TOPPING are able to achieve 0.00015% THD+N.●♬ The DX3Pro+ has a built-in NFCA headphone amplifier module tailored to it, providing low noise and distortion far superior to the industry.●* If you have any questions or need assistance, feel free to contact the seller. Seller support staff and technicians are always here to help.Description