Poly-Planar MB-21 8 Watt VHF Extension Speaker - White ADDGLUE3 Heise’s protective vent port allows

Heise’s protective vent port allows for internal moisture to escape and prevents any external moisture from entering the lightbar housing

Switches off when no external AC source is available

smooth handrail transition to the mounting surface your boat

for example by oil or diesel

and a C size RAM Diamond Ball base for flat surface drill-down mounting such as a rear bumper

Poly-Planar MB-21 8 Watt VHF Extension Speaker - White ADDGLUE3 Heise’s protective vent port allowsMB 21 8 Watt VHF Extension Speaker White This compact marine communications speaker includes a stainless steel mounting bracket and stainless steel grill. These waterproof communication speakers can be mounted where you can hear your VHF radio. Features: Completely waterproof and corrosion proof Features stainless steel grills, sturdy plastic frames, polypropylene speaker cones and Teflon coated wires 10' Lead wire w mini plug and RCA adapter