1.Reliable Wide-band Performance (DC -6 GHz) ,Lightning arrestor 50 Ohm ,Bi-Directional Protection (N Male / N Female Connectors) - Bulkhead / Panel / Outdoor Mountable - High Quality Construction 2.Lightning arrester protects HAM Radio Equipment and GPS Receivers. Protects 900MHz, 2.4GHz & 5GHz ,Protects 50 Ohm 3G, 4G, LTE Cellular Boosters and Amplifiers 3.Lightning surge protector n female is very Low Insertion Loss (Signal Attenuation) - 50 Ohm Impedance - DC Pass-Through 4.Ethernet lightning arrestor,replaceable 90V Gas Discharge Tube with Multi-Strike Capability Shunts Damaging Surges, Transients, and Lightning Strikes to Ground 5.N connector lightning arrestor Connect to Antenna Feedline and Earth Ground