All the components needed for David Clark 13 series headsets and others that have shallow depth ear cups.

• MX modules (reduced height for shallow cups) containing Audio Speaker, ANR speaker, Sensing microphone and control board. Designed specifically for David Clark 13 series headsets.
• Assembly parts containing wire, solder, tie wraps, shrink tubing and Aramid pads.
• Pink foam strips for Passive noise attenuation.
• Power cable 72" long to connect battery box to ANR system.
• Crossover cable to replace existing cable on headset.
• Standard Battery box to power ANR system. Uses (1) 9 volt transistor battery.