The buoyant IC-M35 is the latest in Icom’s line-up of rugged marine handheld transceivers and comes with a great new feature that all boat users will love – Clear Audio Boost! In marine environments there are many sources of noise that can affect the quality of your communication, such as engine noise, roar of waves and more. The IC-M35 constantly transmits clear voice and provides boosted audio even in those circumstances and ensures your conversation is sent and received as clearly as possible no matter how noisy the background is!