Control your NEC phone from your Jabra headset The Jabra Link 14201-44 enables remote electronic hook switch (EHS) control with Jabra wireless headsets and the NEC desk phones DT-330, DT-430, DT-730 and DT-830. Jabra wireless headsets with EHS functionality boost productivity, as they provide the user with the ability to answer and end a call, even while away from their desk.