4P4C RJ9 Splitter Training Adapter Telephone Training Adapter Y Splitter+ Two Mute Buttons for Headset for Nortel Meridican, Norstar, Avaya, Ashtra, Mitel, Polycom, Ge Phones etc

• Mute button:When you press it, the other end will not hear you. But you can hear him.
• Can plug either into handset port or headset port
• Great use for call center / telephone marketing trainings
• Easy setup, plug and play
• DO NOT WORK FOR CISCO Phones.

Easy setup Y training adapter splitter that you can plug into either the telephone handset port or headset port and the adapter splitter will give you two more ports to headset or handset corded plug in. Now both users can simultaneous listening / talking, mute when need, into one conversion via this adapter.