Telephone Training Adapter Y Splitter+Mute Button for Headset for Nortel Meridican, Norstar, Avaya, Ashtra, Mitel, Polycom, Ge and Other IP Phone
Can plug either into handset port or headset port
Mute button control with red indicator when on to avoid accidental talk into conversation
Handset or Headset Splitter
Great use for call center / telephone marketing trainings
Easy setup, plug and play