The EVU-CDNL4 is a replacement input panel cover plate for compatible EVA, EVC, EVF, and EVH loudspeaker cabinets. It features two NL4-type connectors for speaker loop-through and cabinet linking, supporting low-impedance and bi-amp connection configurations. Designed to replace the standard input panel, it provides a clean, secure connection point for permanent installations. The CDNL4-LB version is available in black by special order.