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