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Cisco Phone Compatibility Settings

Cisco phones are often the odd ones in a group of other phone brands when it comes to compatibility. Don't get me wrong, Cisco phones are great with headsets, they just have different settings that need to be changed, and here they are!


Leitner Wireless

1 - connected through Handset jack

4 - connected through the Headset jack


Sennheiser Wireless

A - connected through Handset jack

C - connected through Headset jack


Plantronics CS500 Series (DISCONTINUED)

“A” - connected through Handset jack

“D” or “E” - connected through Headset jack


Plantronics CS Series Wireless Headsets (DISCONTINUED)

#1 - connected through Handset jack

#4 - connected through Headset jack


GN Netcom Wireless Headsets (DISCONTINUED)

“A” or “G” - connected through Handset jack

“B” - connected through Headset jack


AT&T Marathon (DISCONTINUED)

A - connected through the Headset jack

D - connected through Handset jack

Hi, I'm Kyle!

I manage this blog. Feedback, comments, compliments, criticisms, or any other questions? I'll take them all!

Kyle Newgent wearing a Leitner office headset

Kyle Newgent
Headset Blogger