1. Add long press function of remote control volume key
2. Add the function of cycling swith input source by source key of remote control
3. Add audio information display setting of VU meter interface
4. Add the function of setting menu list cycle selection
5. Add a VU mode display

 

 

1. Fixed the occasional sound interruption problem of optical and coaxial input. 2. Modified the display of some user interfaces. 3. Added the independent control function for headphone volume. 4. Optimized system stability.