refer to t520's specification
conexant 20672 codec stereo speaker,mute buttons, dual array mic, mic mute button, combo audio mic jack
but the docking station has pink and green jacks.
this seem that the headset with mic (TRRS connector) can only plug into combo audio mic jack and headphone (TRS connector) can plug into dock station
refer to t520's specification
conexant 20672 codec stereo speaker,mute buttons, dual array mic, mic mute button, combo audio mic jack
but the docking station has pink and green jacks.
this seem that the headset with mic (TRRS connector) can only plug into combo audio mic jack and headphone (TRS connector) can plug into dock station