Cisco Phone Compatibility Settings

Updated by Hayden Everly on Feb 7, 2024

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

What is Headset Answers?

This is the internal support database for Headsets.com. We manufacture and sell office headsets in North America. With over 25 years' experience in the business, we know headsets.

Please use our support database for free headset support, whether you’re a Customer of ours (or not). If you have problems, suggestions, or unanswered questions, please email us at hello@headsets.com (compliments also welcomed 😀)

Looking for office headsets in the UK? Check out Headsets.co.uk.

Leitner LH470 Wireless Dongle Headset
Leitner Headsets logo

Ready for a better headset?

What is Headset Answers?

This is the internal support database for Headsets.com. We manufacture and sell office headsets in North America. With over 25 years' experience in the business, we know headsets.

Please use our support database for free headset support, whether you’re a Customer of ours (or not). If you have problems, suggestions, or unanswered questions, please email us at hello@headsets.com (compliments also welcomed 😀)

Looking for office headsets in the UK? Check out Headsets.co.uk.

Questions/comments?