If you have Office 365 for your Email , you might be making the next step and deploying the Office 365 suite's replacement Phone System ( PBX )
Skype for business gives your orgainisation
- Instant Messaging Interally and Externally
- VoiceCalls
- Video Calls
- Online Meeting Collaboration Internally and Externally
Available on
- Desktop Phones
- Tablets
- PC's and Macs
- Smart Phonnes
If you are thinking about Deploying Skype for Business you can use the self assesment tool to check your internet is capable :
https://www.microsoft.com/en-us/download/confirmation.aspx?id=53885