BCM 50 main unit WITHOUT a router. Includes 1.0 software, power supply and power cable, 3 RJ-45 Lan ports, and a dedicated OA&M port. System is initially configured 0x0. By adding keycodes the main unit can be configured with up to: 4 analog trunks 12 digital stations 4 analog stations 32 IP stations 12 IP trunks Up to 2 expansion units can be added which allow 1 media bay module each. These can be used to add digital stations, analog stations, digital trunking and/or analog trunking. The BCM has 10 voicemail ports built in with 0 mailboxes. Voicemail boxes can be activated by keycodes (up to 1000) with 100 hours of storage time.