The BT151021 from Bolton Technical is a Antenna with Frequency 617 to 806 MHz / 806 to 960 MHz / 1350 to 1550 MHz / 1690 to 2700 MHz / 3300 to 3800 MHz / 4900 to 6000 MHz, Gain 1.5 to 6 dBi, Power 50 W, Operating Temperature -55 to 140 Degree C. Tags: Dome, Low Profile. More details for BT151021 can be seen below.