Two ES9018 DAC chips for the highest sound quality
Two ES9018 32 bit DAC chips are used for highest sound quality. each chip for each channel converts the digital signal to analog signal. The HM-901 also incorporates a balanced output earphone jack.
The new Taichi UI is fast and friendly for a quick response and simple operation. HiFiMan chose a step potentiometer for volume control to give you the best sound quality available.
Compatible music formats:
24 bit - WAV, FLAC, ALAC (M4A)
16 bit - AIFF, AAC, APE (16bit/44.1KHz and 48KHz)
Balanced Amplifier Card
The Balanced Amplifier Module was designed with some of the most expensive and high quality parts on the market today. It uses (4) OPA627 OP-AMPS and (4) OPA634 buffers. By using these high quality chips, the listening experience produced by the HM-901 is second to none.
This design will work in balanced mode for earphones/headphones with a 3.5mm TRRS or in standard mode for earphones/headphones with a 3.5mm standard jack. This powerful amplifier module will drive some of the most demanding headphones on the market.