S-Series VoIP PBX Introduction (Video)

This video is suitable for S-Series VoIP PBX, including S20, S50, S100 and S300.

In this video, we will introduce:

1. S-Series Lineup
2. S-Series Features
3. S-Series Modular Design
4. S-Series Web Interface

If you couldn't view this video, please visit here: S-Series VoIP PBX Introduction


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