1 AUD_MIC Front Panel Microphone input signal 2 AUD_GND (地线) 3 AUD_MIC_BLAS Microphone Power 4 空 5 AUD_F_R R_OUT 6 AUD_RET_R R_RET 7 空 8 空 9 AUD_F_L L_OUT 10 AUD_RET_L L_RET