Peltor Helmet to Terraphone / Graytronics Intercom Amplifier
Peltor helmet to Terratrip / Graytronics amplifier adapter. Used with a Terraphone Clubman or Professional intercom amplifier (also compatible with a graytronics brand amplifier).
Ideal when your navigator turns up with a Peltor helmet or headset without telling you, grab one in case, better than shouting!
