Quantic PMI Model HP3G55M18G-SMA is a high pass filter that operates over the frequency range of 3.55 to 18.0 GHz. It has a maximum insertion loss of 1.5 dB and a Maximum VSWR of 2.0:1. This model contains SMA female connectors in a housing measuring 1.26" x 0.71" x 0.39".