This Jabra EHS Avaya Electri Hook Switch Link Adapter is designed for use with Avaya 1400, 9400 and 9500 Series Digital Deskphones. The link has electronic hook switch control which enables you to remotely control calls from compatible headsets, for easy communication without needing to lift a handset.
An electronic hook switch link adapter for Nortel/Avaya 1400, 9400 and 9500 Series Digital Deskphones
Link adapter enables remote electronic hook switch control for convenient call control without lifting handset