Browning BR-137 Multiband NMO Antenna Review PartyLamb Accessories July 30, 2018November 10, 2018Antennas, Browning, CB & Two-Way Radios, Electronics, Portable Audio & Video 0 Comment Wideband, No tuning, 21.25″ Tall Gold Plated Plunger Type Contact Pin VHF, TETRA UHF VSWR <2.0:1 100 Watts BR-137 Browning Multiband NMO antenna 136-174 MHz 3 dBi Gain 380-520 MHz 6 dBi Gain 698-960 MHz 6 dBi Gain