Microsoft 365 Business Voice is a cost-effective cloud-based telephony solution that can be accessed from any device and fully integrates into Microsoft Office 365.
It’s next generation calling features enable businesses to unify their communications, replace on-premises PBX, Microsoft Business Voice and integrates seamlessly within the Microsoft 365 ecosystem best of all as Microsoft Teams Voice is cloud based, it enables you to remove all legacy on premise phone systems.
MrTechExpert