Here is a list of some features: Answering machines, message request, Voice-to-eMail, PC telephone, call forwarding, callback, callthrough, serial voice messages, serial fax, fax polling server, Fax-to-eMail, fax forwarding, fax notifications, serial SMS, SMS notifications, eMail-To-SMS, DTMF/Speech-supported navigation, connection, switching, eMail-forwarding, eMail-To-Fax, eMail-To-Voice, eMail-notifications, VIP-welcome, Web-info, Eurofile-data server, caller identification, and more...