RM Italy Low Pass Filter 27/586 (3-30Mhz) 500 Watts Max Low pass tvi filter 50 ohm, 3-30 mhz range , 50db attenuation at 54 mhz Input power 300 watts input power ssb: 500 watts Insertion loss: 0.5 db Mode: am-fm-ssb-cw , connector: so-239