The Bittree B96DC-FNIBS/E90 M2OU7BREVA is an internally selectable TT (Bantam) 968 series audio patchbay in 1RU .This patchbay features High-density 2x48 jack configuration with mono (even) jack spacing. Selectable normalling and grounding, the Circuits can be easily changed via shunts under both top and bottom dust covers. Digital AES wire used for internal wiring. 1-48 left-to-right numbering on front panel for easy circuit identification. 2 x DS250-10-ASSY designation strip assemblies, "Over/Under" orientation. Mating hardware included with E3, E90, and ID(Punchdown) rear interfaces. 6" (15.24 cm) deep rear lacing bar included with E3 and ID (Punchdown) rear interfaces. Alternative 3" (7.62 cm) deep lacing bar available