Increase Helium Miner Signal: Enhances signal strength and coverage over stock antennas to get more witnesses for more HNT rewards. *For best performance, always select proper dbi based on your surrounding location (refer to info-graphic).Compatible With All Miners: Nebra, Rak, Bobcat, Syncrob, and Sensecap with frequency range for North America 860-930 MHz (915Mhz). Raigen-400 Connectors; N Female to RP-SMA male. Raigen Antenna Connector; N Male.Outdoor Reliability: Heavy-duty Fiberglass body and nickel-plated base can sustain any weather condition. Pure copper core delivering the highest antenna signal transmission. Low VSRW <1.5.Optimize Your Performance: A higher dbi is not always better. Choose a lower dbi antenna if you?re surrounded by tall buildings and higher dbi if you have a clear view, free from obstruction. Mount antenna to the highest location, preferably on the roof or attic.Antenna Bundle: 1 x fiber glass antenna (N-type male), 2 x installation mounts. Connecting cable from miner to antenna not included. This bundle allow you to select your preferred cable length for your unique setup. Raigen-400 cables recommended.