Waterproof Speaker Mic for Yaesu Standard VX-6R VX-7R VX-170 VX-177 MH-73A4B Water-resistant (IP54). 18 MONTH WARRANTY Titan is a registered trademark with the United States Patent and Trademark Office. Waterproof Speaker Mic for Yaesu Standard VX-6R VX-7R VX-170 VX-177 MH-73A4B DURABLE - DEPENDABLE - TITAN