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- Windows 7/8/8.1/10, Windows Server 2008 R2 or Windows Server 2012
- Dedicated USB hub and controller (Only with Echo USB, Echo cards will have a RJ45 connection on the back so not required.)
- 4GB RAM
- Intel Core i5-2320 3Ghz or equivalent
- PC should not be used for other heavy-CPU tasks
Medium-sized deployments
For single-site deployments up to 240 ISDN channels, the following PC specification is recommended:
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