Upgrade your boat's communication capabilities with the FMUSER VHF Marine Radio Antenna. Designed for optimal performance and durability, this 44-inch fiberglass antenna offers extended range and improved coverage. With a high gain of up to 3dB, it amplifies signals for clear and reliable communication over long distances. The adjustable ratchet fixed mount and included 16ft RG-58U cable ensure easy installation and secure connectivity to your marine radio system. Its waterproof construction protects against moisture, salt, and UV rays, guaranteeing long-lasting performance in harsh marine environments. The stylish white design seamlessly integrates with your boat, combining aesthetics with functionality. Compatible with VHF and AIS communication, this antenna is a versatile choice for any boating or maritime application. Specification Frequency Range:156-163 MHz Impedance:50 Ohm VSWR:?1.5 Gain:3dB Polarization:Vertical Maximum Power Input-watts:50W Horizontal Beam Width: 360º Vertical Beam Width:58º Height:44inch Radome Material:Fiberglass Ferrul:POM Coax Supplied:RG-58U(white),16ft Connecto:PL259, Loosen