Connection from walkie talkie to hearing protection single aux port

The double pin serves to plug into the Walkie talkie, the single pin for the headphones/hearing protection. Dual pin: A CRT type K connector compatible with all Walkie- Talkies from Kenwood, CRT, Waldberg and others. Single pin: An AUX / 3.5 jack connector for connection with hearing protection from MSA Sordin, Blaser, Browning, Peltor Protac, Bilsom and others. If you want to connect your Peltor Sporttac and Walkie Talkie, this is NOT the right cable. The cable for this is: Peltor Radio connection