This Electronic Hook Switch (EHS) adaptor lets you remotely answer and end calls away from your desk using the multifunction buttons your wireless headset ear piece.

It is designed to work with the following Jabra wireless headsets:  Jabra PRO 9450, Jabra PRO 9460Mon, Jabra PRO 9460Duo, Jabra PRO 9465Duo, Jabra PRO 9470, Jabra PRO 920, Jabra 9350e and Jabra 9330e.

It is compatible with the following Cisco Unified IP telephones models:  8961, 9951 and 9971.