Question about Pro 3 3900 - 617985

Hello. Are there 2 handsets included? What is the difference to this product here: https://www.digitec.ch/de/s1/product/oral-b-pro-3-3900-elektrische-zahnbuerste-22579648?utm_source=google&utm_medium=cpc&campaignid=20501673545&adgroupid=&adid=&dgCidg=EAIaIQobChMIyLiCsJeOggMVwgaLCh1gFQUfEAQYAiABEgJicfD_BwE&gclid=EAIaIQobChMIyLiCsJeOggMVwgaLCh1gFQUfEAQYAiABEgJicfD_BwE&gclsrc=aw.ds