This "D shaped" Legacy Dual output LNBF is high gain, low noise and shock resistant. Great choice for 61.5, 72, 77,82, 91, 101, 110, 119, 129, 148 signals. Fits Dish 300 (need 1 LNBF) and Dish 500 (needs 2 LNBFs). Can also be used with Dish 1000 if you have the correct yoke (needs 3 LNBFs).