Digital Antenna 897-CW-S 8' 810-900/1800-1900 MHz Dual Band Cellular Antenna. 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, and provide you with 10 times the signal of a cell phone used by itself. With a powerful 9dB gain and professional marine grade construction, these cell antennas deliver high performance that will last for years. Includes 1”-14 threaded double female ferrule.