Sony MDR-M1 Professional Reference Closed Monitor Headphones xlr-4 male Gold Plating: With 24k gold

Gold Plating:  With 24k gold plating adorning its faceplate

Seven Driver Tribrid Architecture

8kHz and 384kHz are down sampled to 176

Extreme Power Headphones - The new Reference in Accuracy and Dynamic Range

Whether you own the original Petrol Blue hip-dac

Sony MDR-M1 Professional Reference Closed Monitor Headphones xlr-4 male Gold Plating: With 24k goldKey Features Extreme light weight design (Approx. 216g) Beat response control for tight, powerful bass Detachable cables, machined aluminum connectors High sound isolation for precise open mic monitoring Superior sound isolation, advanced ear pad insulation Well balanced frequency response range (5Hz 80 kHz) Accurate sound localization for precise mic distance detection Studio sound, unleashed Ultra wideband playback and a closed acoustic structure