![3CX ENT32 to ENT512 Product Support (3CXPSENTTOENT512ES) 3CX ENT32 to ENT512 Product Support (3CXPSENTTOENT512ES)](https://voip.com.vn/5345-large_default/3CX-ENT32-to-ENT512-Product-Support-3CXPSENTTOENT512ES.jpg)
| Brand 3CX SKU 3CXPSENTTOENT512ES | |
3CX Phone System is licensed based on the number of simultaneous calls (internal " " external) that your company makes. All editions support an unlimited number of extensions.
New licenses are sold via VoIPVn world wide partner network, although support and upgrade insurance can be purchased directly from VoIPVn.
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