RED CONTROLLED Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Knowles: 2800-253325 2800-253586 2800-253486 2800-253301 2800-253410 2800-253788 2800-253907 2800-253591 2800-253374 2800-253598 2800-254013 2800-253915 2800-253947