NADB9MF is the Neutrik Speakon NL4 9-pin Female Chassis Connector for use with loudspeaker systems. It is designed for use in high-end audio applications and utilizes an extended die-cast housing for durability and stress-free connection. This connector is designed for robust use and features an insulated socket for insulation against electric shock. It supports a wide range of cables from 4-18mm in diameter, allowing for a custom fit with most speaker systems. It also includes four different wiring positions to easily make configurations according to your needs.