Alcatel Network/Telecom Equipment Chassis With Eight Modules This is a used item. This chassis measures about 17 3/8" wide. It comes with one each of the following modules, Controller 644-0092-002, Relay Interface 644-0089-001, OSS Interface 644-0091-001, Line Build Out 695-7044-001. It also comes with two each of the following modules, RCV Interface DX-36G-2 644-0095-002, O/I Interface DX-35K-1 644-0094-001. It also has the cables as shown in the pictures. We are not able to test this unit, but it does come with a 30 day warranty. WB S2-4 d 80708218