The RDM-MBJ4-A-8116-1M-X-001 from Raltron Electronics is a puck Radio Frequency antenna at 829 MHz, 1.58 GHz, 2.205 GHz and 2.44 GHz, covering 698 to 960 MHz, 1.575 GHz and 1.71 to 2.69 GHz, with 28 dBi, 2 dBi and 3 dBi gain, an SMA male connector and screw mount.