2118707-4 is a one-piece aluminum board level shielding (BLS) component designed to provide EMI suppression and isolation of board-level components. This stamped metal shield features dimensions of 16.50 x 16.50 x 3.60 mm with a material thickness of 0.20 mm, offering effective electromagnetic interference protection while minimizing crosstalk. The aluminum construction provides weight savings compared to cold rolled steel alternatives while maintaining shielding performance. Common applications include mobile phones, tablets, game consoles, routers, wearables, IoT devices, and other electronics requiring board-level EMI suppression.