IMSA 4C Wired Open Face Helmet Kit with Speakers & M102 Military Mic utv A 3/8" hole provides a

A 3/8" hole provides a standard NMO antenna mounting option

Remove the lower portion

Cloth mic muff

(1) RDH16 Digital/Analog Business Band Radio

Use with 4-Conductor (4C) RUGGED wired helmet jack

IMSA 4C Wired Open Face Helmet Kit with Speakers & M102 Military Mic utv A 3/8" hole provides aIMSA 4C Helmet Kit with M102 Dynamic Military Mic, flex boom, speakers, and straight cord. Tough black molded 4 Conductor Plug. Click this link for more info. Total Shield RF reflective cable M102 Military Mic Cloth mic muff Powerful high output speakers Rugged helmet kits offer clear communications and are easy to install. With the new DNC background noise cancelling mics your driver communications will be crystal clear every time. Use with CH I