OomaOoma provides cloud-based business phone service and POTS replacement, offering enterprise communications and related services for small businesses. It also sells residential home phone service and home security products, plus devices like Ooma Telo, with features such as call management, virtual receptionist, videoconferencing, text messaging, and integrations with CRM platforms (Salesforce, HubSpot, Square, Microsoft Dynamics 365, QuickBooks Online). The site offers pricing plans, promotions, setup guides, and options to build and customize a system, buy numbers and devices, and add phones or bundles.