Knowledge Base
- Avaya Branded Headsets: Product Information
- SupraPlus HW251N-USB/HW261N-USB MOC Product Information
- SupraPlus Wideband Troubleshooting: Callers Cannot Hear me
- Supra and Mirage (H41/H51/H61) Spares and Accessories
- Encore/Supra: Difference between an Encore and Supra headset
- Corded Office Headsets: Wideband HW vs. H-series Headsets
- Savi 700 Series: How to Switch Between Wideband and Narrowband
- Supra Date Code Location
- SupraPlus Wideband (HW251N/HW261N) Product Information
- Savi 700 Series Troubleshooting: Talk Time Degraded
Warranty
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Limited Warranty Terms -
Headset Warranty Service