Digital Antenna 883-CW 4 Cellular Antenna - White [883-CW]4' Cellular Antennas 9dB Gain, Dual Band Digital Antenna's dual band cellular antennas improve signals on cellular (824 894 MHz) and PCS (1850 1990 MHz) bands. They are omni directional, transmitting and receiving signals from all directions, which provides you with 10 times the signal strength of a cell phone used by itself. With a powerful 9dB gain and professional marine grade construction, these 4' cellular antennas deliver high performance that