Plantronics – APC-43 EHS Cable for CS500 series Description
Electronic Hook Switch Cable for remote desk phone call control (answer/end). This cable eliminates the need for an HL10 Handset Lifter. This cable works with Cisco desk phones and may work with additional manufacturers (check Compatibility Guide for more information). For Use With: Plantronics Headsets and Cisco Phones; Splitter/Coupler Type: Electronic Hookswitch Cable; Color(s): Gray; Length: 5′.