MPD Digital 4X-U9Q0-PVVD Iridium Mrsat Satellite Phone Antenna Extension Cable Ultra Low Loss Made in the U.S.A. By FCC licensed ham radio operators - swept with bird site hawk sk-4000 TO assure VSWR less than 1: 1.35 This low loss coaxial transmission Line can be used in almost any application where good handling characteristics, improved shielding, and low loss is required 60 Day Returns - plus a 1 year exchange for defects on all MPD Digital cable assemblies