PACKAGE CONTAINS: - dual-band omni-directional antenna - L-Bracket - U-bolt assembly - Radials (3 shorts, 3 long) - Thread-locker liquid - Screws Wilson's weatherproof , fiberglass-encased antenna is omni-directional and ideal for many exterior building locations, such as homes, offices, stores, and warehouses. It is designed for Wilson's SignalBoost DT and other in-building amplifiers. (SOLD SEPARATELY) Innovative design results in high efficiency and low signal loss, which means more signal to your cell phone or cellular data card. This dual-band, high-performance, omni-directional antenna supports Cellular (800 MHz) and PCS (1900 MHz) frequencies. Wilson's Dual Band Omni-Directional Antenna will collect the cell tower signal and send it through the cable to an amplifier or directly to the cell phone or cellular data card. When the cell phone or cellular data card transmits, the signal is transferred to an amplifier or directly to tyhe antenna and broadcast back to the cell tower. An external adapter is req