mix multimedia information exchange is an integrated telecommunication hardware and software combining fax modem, data modem, telephone dialer, and digital telephone answering system. The mix hardware consists of the small mixbox that connects the computer with the phone line. It uses the DSP port and no power supply. The fax, voice, and data functions all run in software on the DSP. The automatic service detection switches incoming calls to modem, fax or phone answering machine. New telecommunication services or data transfer protocols can be integrated with a simple software-only upgrade.

• mixcall software turns your mixbox into an advanced digital answering machine. Pre-programmed answering machine or user-programmable system can be used with drag-and-drop objects supplied. Objects supplied: multiple announcements, digital recording of messages, remote access of any user's mailbox, arbitrary sound rings, auto-forward of messages as voice attachments to your NeXTMail mailbox.
• mixcall Plus Pack turns mix into a complete voice mail system by using additional objects to: forward calls to other extensions using your local PBX system or let mix notify your pager of incoming calls; let caller browse through acoustical menus (interactive system); allow caller to specify recipient; send out caller-selected faxes on demand; let mix take order numbers for automatic order processing; remote control the computer via telephone, etc. all done graphically. mixfax module enables mixbox to send (from within any application) and receive high-quality faxes at speeds of up to 9,600 bps with Display PostScript quality.
• mixdata module turns mix into an extensible 2,400 bps data modem done in DSP software. It is compatible to all programs that use a modem (uucp, kermit, etc.). Future software upgrades will increase the speed of the data transmission.
• direct is the smart communication manager based on the NEXTSTEP system address database. It includes a phone dialer that permits placing phone calls directly out of any application and keeps a communication log for incoming and outgoing communications.