Build:
Electret noise cancelling microphone. Suspended on a steel boom, providing full radial and lateral adjustment.
300 ohm Moving coil earphone.
Detachable down lead with in line P.T.T. and integral clothing clip.
Plug:
62GB-56T14-19PN(044) 19 pole connector with arctic grip.
 
Cable construction is 10 core stranded copper. Comprising 5 twisted pairs with microphone pair separately screened.
As for most naval applications, the cable jacket is manufactured using low smoke, zero halogen material.