3. Buttons and Ports introductions of Q7

①Power/Lock button	②Previous track	③Play/Pause
④Next track	⑤Side ambient light	⑥6.35mm headphone out
⑦4.4mm BAL headphone out	⑧volume knob indicator light	⑨3.5mm headphone out/line out
⑩2.5mm BAL headphone out	⑪Volume knob/button	⑫BAT/DC switch
⑬USB charge switch	⑭Reset hole	⑮Optical input port
⑯USB port	⑰DC power port	⑱Coaxial input port

Input priority: switch the input mode to select corresponding input signals;

Output priority: the connected headphones will be detected and then displayed on the status bar. When connected to two headphones, it will switch to another output when the one is disconnected.