The link to Digital 897-CW 8' Cellular Antenna has been copied
Digital Antenna's dual-=band cellular antenna improves signals on cellular (824-894 MHz) and PCS (1850-1990 MHz) bands. It is 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, fiberglass construction, this 8' cellular antenna delivers high performance that will last for years. Each antenna is designed for easy connection to your cell phone or amplifier and is assembled by hand for maximum performance. Comes with stainless steel double female ferrule for mounting a 114-threaded base. Cable not included.