FE300 / FE302 FE300 Ferrite RoundDia: 77 mm, Height: 23.6 mm Output: nom .5 watt and max 1 wattFrequency Range: 5000 Fo-HZNet Weight: 65 gIMP:8 FE302 Ferrite RoundDia: 92 mm, Height: 29 mm Output: nom 1 watt and max 2 wattFrequency Range: 5000 Fo-HZNet Weight: 73 gIMP:8