The Spectralink DECT Server 2500 is ideal for small and medium-sized businesses that want a cost-effective solution. It is a flexible add-on solution that can be assembled to match exact business needs. The Spectralink DECT Server 2500 solution has room for one CPU card and three interface cards. You can deploy the solution as either analog, SIP VoIP, or a combination of analog and SIP VoIP telephony. If you want to migrate to a full SIP VoIP solution, simply change an interface card. The Spectralink DECT Server 2500 solution supports up to 150 wireless users and 32 simultaneous calls. The server runs on an open interface and supports third-party applications, which allows the solution to be customized to your exact needs.