Male to Female Balanced Cable. Features: Cable Length: 8 cm (Excl. connectors). Cable Material: High purity PCOCC-A, HPC-23T. 4.4 mm male Pentacon connector: 5-pole balanced male connector with a diameter of 4.4 mm; gold-plated copper material and aluminum shell. 2.5 mm female Jack connector: 4-pole balanced female connector with an inner diameter of 2.5 mm; gold-plated copper material and aluminum shell.