Product Description 66ds2-7 - 66 Block For Dsx And SlDynacom 66 Block Prewired 7'For Use With The Nec Ds2000 Sl1100 Sl2100 And Dsx Systems1 Block Will Accommadate 24 PortsVoice Grade7 Foot Hydra Cable PrewiredTerminated With 6 Rj45 PlugsUsoc WiredBrand: Dynacom