# What is Yeastar S20?

What is Yeastar S20?

##### Post Metadata
- Posted at: almost 4 years ago
- Author title: Pinned by G2 as a common question



## Comments
### Comment 1

It is a cloud-based phone system for small companies.  Don't need phone service, just internet.  Office phone on the desk, different extensions, etc. but also works on your cell phone as a virtual office phone.  Yeastar has its own app, so your cell can mirror your desk phone.

##### Comment Metadata
- Posted at: almost 4 years ago
- Author title: Account Manager




## Related Product
[Yeastar S-Series VoIP PBX](https://www.g2.com/products/yeastar-s-series-voip-pbx/reviews)

## Related Category
[VoIP Providers](https://www.g2.com/categories/voip-providers)

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