Digital Antenna's 288-PW universal 18 dual band cellular antenna is ideal for many applications, including boats, RVs, homes and offices. This omni-directional 9dB gain cellular antenna improves signals on cellular 810-900 MHz and PCS 1800-1990 MHz bands, offering excellent performance in a compact design. When communication is critical, our award-winning antennas make the connection. Model 288-PW is the same outside antenna that is included with the PowerMax 4KSBR-50U Small Building Repeater System and 4KMR-30U Mobile Repeater System. All of our antennas are made in the USA, assembled, tested and tuned by hand for maximum performance, quality and durability. Features Powerful brass radiators. Soldered connections. Power directing ferrite choke bead. High gloss urethane finish. 316 stainless steel ferrule. 9dB gain Model 288-PW is the same outside antenna that is included with the PowerMax 4KSBR-50U Small Building Soldered connections. Power directing ferrite choke bead 9dB gain