D-type Panel. Title - RT4MP. panel thickness: 6 mm. Mounted into a Neutrik D-Type Panel. Watertight chassis connector, even in unmated condition. Insulation resistance - > 1 GΩ. Panel thickness - max.
The REAN RT4MP Mini 4 Pin XLR Circular Chassis Panel Mount Connector. D-type Panel would be most suitable for applications requiring high-quality audio connections in cramped or limited space environments, such as in compact workstations or portable audio systems.