Plantronics Electronic Hookswitch Adaptor
Electronic Hook Switch Cable for remote desk phone call control (answer/end). This cable eliminates the need for a HL10 Handset Lifter. This cable works with Polycom desk phones and may work with additional manufacturers, check with our Product Configurator for more information. Replacement Note: The APP-51 EHS cable replaces the APS-50 cable and features compatibility with the Plantronics On-line Indicator accessory.
Compatible with: CS70N, CS70, CS50, CS55, Voyager 510S, SupraPlus Wireless Series (CS351, CS351N, CS361, CS361N)
Compatible with: Polycom IP320/321, IP330/331, IP335, IP430, IP450, IP550, IP560, IP650, IP670, VVX 1500
Note 1: Phone must be running SIP application 3.1 or higher and BootROM 4.1.0 or later.
Note 2: Phone must be running SIP application 3.0.2 or higher and BootROM 4.1.0 or later.
Note 3: Phone must be running SIP application 3.1.0 Rev C or higher and BootROM 4.1.0 or later.
Note 4: Phone must be running SIP application 3.1.2 Rev B or higher and BootROM 4.1.0 or later.
Note 5: 2.5mm headset port connector requires Polycom adapter 2200-11095-002.
CS Models can alternatively use Plantronics adapter 78333-01
When using 78333-01 bypass the EHS cable audio connection.
Connect 78333-01 directly between CS base and phone headset connector
Note 6: “Specify whether or not the electronic hookswitch is enabled and what type of headset (attribute up.analogHeadsetOption set to 2) ” is attached by changing the phone1.cfg in the boot server.
If this is not setup the call will hang up in 30 seconds.