For linking another 3 x TVs to an existing satellite system, Connecting three additional HD receivers to an existing Sky system, 3 x 1m Satellite cables, 3 x F plugs, 30 x cable clips, Quad LNB, 3 x Weather boots, , 1 x 30m satellite cables, 3 x surface mounting F sockets, Quad LNB enables signals from a satellite to be delivered to up to four satellite receivers