The Level 1 upgrade eliminates the over the top leading edge of the upper mids and treble. Bass extends deeper and mid range becomes more fluid. The transport now flows music effortlessly with a much more analogue presentation.

Level 1
 
1x Fidelity Audio C4 MK2 low jitter clock (CD PRO clocked)
1x Fidelity Audio SPower LDO Discrete low noise voltage regulator (digital output psu)
1x Nichicon FG decoupling capacitor (digital output psu)
1x Panasonic FM decoupling capacitor (digital output psu)
2x Oscon SEPC polymer decoupling capacitors (digital output psu)
2x Mundorf / F&T decoupling capacitors (Main psu)