Chatterbox Adapter with IMSA style helmet female connector. Used to connect your Chatterbox Tandem Pro 2 or DUO intercom to your IMSA wired helmet. 36″ length. Includes Chatterbox 3.5 mm right angle connector on one end and female IMSA connector on the other. Made from thin ROHS Compliant cable. Made in the U.S.A.