Professional Series Challenger II foam ear bud speakers with 18" mono plug. For the clearest race radio communications possible. Challanger II are #1!
Utilizing a hearing aid transducer instead of a standard speaker, expect unmatchable clarity from these ear buds.
HD blue cabling
Knowles Hearing Aid speakers
18" mono plug
Need replacement foam tips?
Select Replacement Foam ONLY to get 2 replacement foams!