Enhance your marine communication and safety with the VHF 315 MODULAR W-HAILER & GPS I. This innovative device combines a VHF radio with a built-in hailer system and GPS functionality, providing you with a comprehensive and reliable communication solution while out at sea. The modular design allows for easy installation and customization to suit your specific needs. With its clear audio quality and advanced features, the VHF 315 ensures crystal-clear communication in all situations. Stay connected and secure with the integrated GPS, allowing for accurate navigation and emergency location services. This all-in-one device is a must-have for any serious boater. - Integrated VHF radio system with a hailer function - Built-in GPS for precise navigation and emergency location services - Modular design for easy installation and customization - Clear audio quality for reliable communication - Ideal for boaters looking for a comprehensive communication solution