Features: 1. The updated accessories are compatible with Comtac headsets and fit a full range of FAST helmets, MICH helmets, and Peltor Comtac communication systems. 2. Tested compatibility allows Comtac I and Comtac II headsets to be attached to various FAST helmets using a secure buckle system. 3. The earmuffs can be detached from the headband and directly clipped onto the mounting buckle, which securely fits into the side grooves of the helmet. Once installed, the earmuffs offer 360-degree rotation for optimal positioning. Usage: 1. Remove the earmuffs from the bracket on both sides. 2. Extract the headset wire from the cover, breaking the retaining loop if necessary. 3. Attach the earmuffs to the hanging buckles provided, aligning them properly on the left and right sides. 4. Mount the assembly onto the helmet by securing the buckles into the side grooves. 5. Route the headset cable along the top of the helmet and secure it in place using adhesive tape. Package List: 1 Pair x Headset Holder