Telephone systems are essential to the hotels just like the PMS systems. And it’s a considerable investment for the hotels. To save the cost, ZYCOO provided the CooVox series IP PBX system with EX16S expansion box solution for upgrading the legacy PBX system to IP PBX system and keep all the legacy phones.

Lots of organizations are facing the situation of transition from legacy PBX system to IP PBX system. But it’s not that easy to just replace the legacy PBX with an IP PBX, the existing legacy phones and the PSTN lines have to retain, just for saving the costs of this transition and keeping the same user experience.