It has standard 50 Ohm with SMA-Male to SMA-Female coaxial connectors.
It is a coaxial SMA Surge Protector, operates over the frequency range of 0-6 GHz.
Gas discharge tube protect connected equipment against transients and surges caused by lightning strikes.
Designed to be placed between amplifier and outside antenna cable connection, need to be grounded. (DC Pass)
Protect cell phone signal boosters/amplifiers from power surges typically caused by lightning strikes to outdoor antennas.

Material:
Body: brass nickel plated
Pin: Body brass gold plated
Insulator: Teflon(PTFE)

Specifications:
Connectors: SMA Male to SMA Female
Impedance: 50 ohm, specifically for 50 ohm systems
VSWR: ≤1.2
Insertion Loss: ≤0.3dB
Durability: ≥ 500 cycles
Frequency Range: DC - 6 GHz
Temperature range: -50°C to +155 °C

Package Include:
1pc SMA Male to Female Lightning Arrestor surge protector