SMSL Audio M8 Audio DAC OLED display. DSD direct decoding. Automatic Jitter control switch. 7 filter modes, different styles can be combined to adjust the sound. High precision DPLL locking bandwidth is set automatically. Operational settings automatically. Automatic shutdown environmental design. High precision and low phase noise clock system. Low noise power processing system. High precision low noise low drift resistor. Portable and easy to carry. Solid aluminum CNC aluminum chassis, aluminum buttons. Digital Input Format Support： Coaxial: 44.1、48、88.2、96、176.4、192 kHz Optical: 44.1、48、88.2、96、176.4、192 kHz USB : 44.1、48、88.2、96、176.4、192、352.8、384 kHz DSDx64(2.8224MHz)、DSDx128(5.6448MHz)