As an Amazon Associate, we earn from qualifying purchases. Home » Sirenza » SXT289 Sirenza . SXT289 Sirenza . SXT289 Attributes Brand name, Manufacturer name, ManufacturerSirenza Distributor offers SellerSKUMOQIn stockMultiplePrices STLAA.comSXT-28945 Abacus TechnologiesSXT2892197