ibasso dx90 new firmware

new firmware is released
http://www.ibasso.com/download/DX90FirmwareV2.0.5.zip

2.0.5 changelog:

Improvements with this firmware:
1. The slight lag of the control buttons' response, has been eliminated.
2, Missed last 2 seconds of songs rectified.
3. Touch screen sensitivity has been adjusted.
4, Improved read speed for exFAT formatted SD cards.
5, Optional digital filter added.
6. "Charge Only" option added into USB settings.
7. Power off confirmation screen removed.

Edit: and fade in effect as DAC is gone.

Digital filter? 咁似hifiman 901 加返落去果个