The HM901U's all new CNC alloy casing combines sleekness and high durability. It prevents system crashes due to temperature issues and other disturbances. This results in largely improved system reliability.
Sound Quality Driven Technology
Secret to the Best-Sounding Experience? ES9018 DAC The HM901U utilizes a pair of the new top-of-the-line DAC chips from ESS Technology. The ES9018 is one of, if not the most impressive, high performing DAC chips available.
The result is a warm and neutral sound, emphasizing phenomenal midrange reproduction, largely improving upon the dry, cold and analytical nature commonly found with other implementations with only a single ES9018 chip. As such, the HM901U raises the bar and sets a new standard for high-resolution portable audio players.
Commercialized DACs SNR Comparison
Using a pair of ES9018 chips achieves a wider sound stage and realizing extremely high detail separation.
Optimized Analog Circuit Design
The HM901U brings balanced, high quality live music reproduction straight to the listener.
1.The key to the excellent sound? 2 OPA627 and OPA2107 op-amps.
2.Instead of using the standard design in the data-sheet, the HM901U utilizes a highly optimized custom circuit design for the ES9018.
3.High & low gain modes switchable for corresponding headphone and earphone loads
Fully Discrete Musical Amp Card Duo with High-Res Music Player
The HM901U utilizes the all-new Musical Amp Card, the first optimized discrete component designed for a portable music player. The discrete amp card has the advantage of breaking free from the limits of an op-amp design to feature a better listening experience and higher-end performance.
- HM901U's all new CNC alloy casing combines sleekness and high durability
- Using a pair of ES9018 chips achieves a wider sound stage and realizing extremely high detail separation.
- The HM901U brings balanced, high quality live music reproduction straight to the listener.
- HM901U utilizes the all-new HD Amp Card, the first optimized discrete component designed for a portable music player.
- Musical Amp Card reveals a mellow and silky vacuum-tube style.
DAC Chip : ES9018 × 2
Op-amp : OPA627 × 2, OPA2107 × 2
Frequency Response : 20 Hz-20 KHz
THD : 0.008% (Line out)
S/N : 106dB
SD Card Memory : up to 256GB
Battery Life : 9 hours
Supported Music Formats : MP3, AAC, WMA, OGG, APE, WAV, FLAC, AIFF, ALAC(M4A), DSD(DFF)
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|Condition||Sealed / New|
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