3-Way Splitter 1 GHz 5-1000 MHz 130 dB RF Shielded 75 Ohm Unbalanced One Sided High Isolation Commercial Grade Solder Back Cover High Performance Printed Circuit Board Anti-Corrosion Nickel-Plated Zinc-Alloy Cast Housing High-Performance Printed-Board Circuitry 1" centered F-ports accommodate security tools &gt;-100dB Low Intermodulation Distortion Capacitor-Coupled DC Power Blocked All Ports