BADASS Red AA Clamshell for KNG HH listen Only Audio Accessories There are some slight differences

There are some slight differences in the NATO / US and NATO / UK connectors (pictured below) that will help you determine which connector your helmet has

Screws Directly into the top of the threaded KR connector

The BigBoost 18 inch whip antenna is the most comfortable flexible antenna for the BK Radio KNG P150 series radios

LMR-400 coax cable

WORKS WITH THE FOLLOWING BENDIX KING RADIOS:

BADASS Red AA Clamshell for KNG HH listen Only Audio Accessories There are some slight differencesWHAT IS IT? BadAss Clam Shell Red Uses 8 "AA" alkaline disposable batteries (not included). WORKS WITH: All KNG P150 and KNG P150 command series radios All KNG P150S series radios All KNG P400 series radios All KNG P400S series radios All KNG P500 series radios All KNG P800 series radios WHY YOU NEED THIS: On wildland fire incidents finding power for your battery charger can be problematic to say the least. With a AA battery clamshell you can load 8