... is plated for corrosion resistance Product detailsCATV outdoor sub-trunk 4-way tap, 8,11,14,17,20,23,26,29dB, RFI ... power pass 10A, tap ports DC blocked, in&out UNEF 5/8″ port, without connectors, F female tap port.Feature1 Low ... , with waterproof and corrosion prevention design.5 Shielding factor: >110dBApplicationCATV network 5-1000MHz outdoor catv tap outdoor sub-trunk 4 way outdoor catv tap