Cellphone Signal Booster Pack of Wilson Electronics Dual Band Magnet Mount Cellular Antenna and Cell Phone Antenna Adapter Cable for Motorola Adventure V750, Moto Razr Maxx VE, V3 RAZR Series, V3xx Includes: Wilson Electronics Dual Band Magnet Mount Cellular Antenna and Cellular Antenna Adapter for Motorola Adventure V750, Moto Razr Maxx VE, V3 RAZR Series, V3xx Wilson Electronics Dual Band Magnet Mount Cellular Antenna (Part # 301103) has a Frequency Range of 806-894MHz & 1850-1990MHz with FME Female connector. 10 times more signal (10-15 dB Gain) than a cell phone used inside vehicle without an external antenna. Has a Height of 12.25" with 10' RG-174 Coax Cable Cellular Antenna Adapter (Part # 352015) has FME Male Connector with approximately 12" cable.