This Jabra EHS Electri Hook Switch Link Adapter is designed for use with Avaya 1600 and 9600 series phones. The link has electronic hook switch control which lets you remotely control calls from compatible Jabra headsets for easy communication without lifting a handset.
•An electronic hook switch link for Avaya 1600 and 9600 series phones
•Link enables remote electronic hook switch control for convenient call control without lifting handset