For linking another TV to a satellite system, Connecting an additional HD receiver to an existing Sky system, Contains: 1m Satellite cable, 1 x F plug, 10 x cable clips, Quad LNB with, 1 x Weather boot, 1 x 10m cable, 1 x surface mounting F socket, Quad LNB enables signals from a satellite to be delivered to up to four satellite receivers, 170-240V