Headset support from the manufacturer

Contact a support specialist to ask technical questions or troubleshoot product issues.

Jabra Business Support

Germany, Austria, Switzerland
Monday - Thursday
8 - 17 clock
Friday
8 - 16 clock
Telephone: +49 (0) 8031265172
E-mail: jabrasupport.emea@jabra.com
https://www.emea.jabra.com/compatibilityguide/

Plantronics Business Support

reach by phone
From 09:00-13:00 and 13:30-17:30 (Monday-Friday)
24 Hour telephone support (English only) outside these hours (Sunday 11pm - Saturday 2am CET)
Telephone: +49 (0) 800 9323 400
https://www.plantronics.com/de/de/support/contact/support-phone-numbers
https://compatibility.plantronics.com/deskphone

Sennheiser Business Support

For questions regarding our products, please use our web service support:
E-Mail: contact@eposaudio.com
https://eposaudio.zendesk.com/hc/en-us
https://eposaudio.zendesk.com/hc/en-us/articles/360016473053-Compatibility-Guide