XBLUE X25 Phone System (C2505) with (5) X3030 IP Phones - Auto Attendant, Voicemail, Caller ID, Paging & Remote Phones XBLUE's innovative "Do-It-Yourself" design makes it very easy to self-install which saves you money by eliminating expensive professional installation and programming fees. XBLUE offers "live" US based pre and post sales support; our experienced engineers are ready to assist! The (11) programmable buttons of the X3030 phone means every user can place and retrieve calls from "Hold" for each outside phone line connected to the system. Connect your choice of up to (4) traditional telephone company lines and/or up to (4) XBLUE certified VoIP telephone lines for a total system capacity of (8) outside telephone lines and up to (16) X3030 IP Phones. No additional hardware is required! Remote X3030 phones can be located off-site (home office, remote office) and operate exactly the same as system phones located at the main office. Remote users access lines, make intercom calls and use system features just like users at the main office.