Electronic Hook Switch (EHS) cables provide communication between your phone and Plantronics headset, enabling you to answer and end your calls using your headset call control button.
EHS cables are designed to work with specific phone models and Plantronics products. The table below provides the compatibility information for the APN-91.
|EHS Cable||Phone Make and Model||Compatible Plantronics Product|
Part No. 89280-11
Voyager Legend CS