This Sailor 3590 Hand Microphone SP3500 Portable Series is the perfect communication tool for all your boating needs. With its OTTO Headset Connector, you can easily connect it to your headset and keep your hands free while communicating. The microphone has been tested and is backed by a 60-day warranty, ensuring its quality and functionality. This Sailor Hand Microphone is manufactured in Denmark and meets all the necessary safety standards, including California Prop 65. It is compatible with a range of boating communication systems and is an essential part of any boater's toolkit. Buy with confidence and stay connected on the water with this Sailor 3590 Hand Microphone.