From Philips, the Sonicare 9900 Series Prestige Electric Toothbrush features:  SenseIQ - senses pressure motion coverage, and more up to 100x per second A3 Premium all-in-one brush head has angled bristles to remove up to 20x more plaque Philips Sonicare app - works with toothbrush for real-time guidance Sonic technology - brush up to 6200 movements and dynamic fluid action Comes with a Prestige travel case with integrated USB charging. App compatible with Android 8.0 and above or iOS 13.0 and above Includes: A3 Premium All-in-One brush head. Prestige USB charging case. Charger base. USB cable.   Imported.