Healthy lifestyles start here. Sign up and get exclusive offers
2 year warranty
30-day return
Electric toothbrushes
All series
Philips Sonicare Philips Sonicare Prestige 9900 Rechargeable Toothbrush
Support
HX9992/21
HX999C
Available in
Go to shop
Register your product
Register within 90 days after purchase and get an extended warranty (conditions may apply).
Data Act Document
User Manual
All (25)
How does the brushing guidance work in the Sonicare app?
What features can I activate or deactivate from the toothbrush handle?
How does the Scrubbing Feedback feature work?
How does Sonicare 9900 Prestige work with the app?
How do I enable or disable the pressure sensor on my Sonicare?
My brush head is difficult to attach or remove.
My Sonicare toothbrush is not charging
My Sonicare toothbrush makes a loud noise
Check the terms of your warranty and start a product exchange or repair
Warranty
Our product warranty policies
Contacting Philips
We're happy to help you