Consists of (1) BE116491 SL2100 Chassis (1) BE116496 CPU Card - Includes 4-port / 2-hour InMail - Includes (8) VoIP Channels (1) BE116502 15-Hour InMail SD Card (1) BE116510 3-Port CO Trunk Daughter Board (1) BE116506 8-Digital/2-Analog Station Card (4) BE117451 Digital 12-Button Telephone (Black) (1) A20-030439-001 Installation Cable