DMS Twin DSS LNBF Model DSS922 High gain DSS LNBF with excellent performance and low power consumption. Rectangular fitting allows mounting to most DSS dishes. 40mm throat allows easy mounting to other dishes with LNBF throat clamp. Designed to receive 119 & 118.8 at the same time. Dual output allows you to use 2 receivers at the same time and receive all the channels from both 119 and 118.8 at the same time.