{"product_id":"high-gain-450512-mhz-low-profile-nmo-shot-glass-antenna","title":"High-Gain 450-512 MHz Low-Profile NMO \"Shot Glass\" Antenna","description":"\u003cul\u003e\n\u003cli\u003eThe RFMAX R3SGB-490 is a high-gain, low-profile UHF antenna engineered for 450-512 MHz public safety and LMR radio systems\u003c\/li\u003e\n\u003cli\u003eFeaturing rugged IP67 construction, NMO mounting, and superior RF performance, it delivers reliable, mission-critical communication for police, fire, EMS, and demanding fleet applications.\u003c\/li\u003e\n\u003cli\u003eWith up to 4.6 dBi peak gain, a 360° omnidirectional radiation pattern, and DC-grounded ESD protection, this antenna ensures optimal coverage, reduced noise, and long-term field durability\u003c\/li\u003e\n\u003cli\u003eIts compact 3.5-inch form factor and wideband support make it ideal for modern radio deployments requiring maximum performance in a minimal footprint\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RFMAX","offers":[{"title":"Default Title","offer_id":47216524689577,"sku":"R3SGB-490-4-NMO","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0002\/2760\/6565\/files\/R3SGB-490-4-NMO.webp?v=1783110954","url":"https:\/\/www.rfmax.com\/products\/high-gain-450512-mhz-low-profile-nmo-shot-glass-antenna","provider":"RFMAX","version":"1.0","type":"link"}