OpenVoice 200 – don’t miss a single call OpenVoice 200 is integrated voice box for up to 64 (OpenCom 510: 200) users or user groups. Every caller is a potential customer. With OpenVoice 200 you can assist callers when you are not personally present. Outside office hours, messages are taken by voice mailboxes which can be flexibly configured. The user is notified by e-mail that a message is waiting, and the message is attached to the e-mail. During working hours the “announcement before answering” function allows you to greet callers on behalf of the company and include a message about your latest product, for example. OpenVoice provides individual voice mailboxes for up to 200 employees or user groups, depending on the version chosen. With all Aastra system phones, OpenVoice can be conveniently controlled from the display. The announcement texts are recorded, saved and selected using the phone.